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1

Dr., P. Mahendiran. "VARIED INTENSITIES OF BENCH STEP TRAINING ON BREATH HOLDING TIME OF COLLEGE MEN STUDENTS." International Journal of Computational Research and Development (IJCRD) 3, no. 1 (2018): 194–96. https://doi.org/10.5281/zenodo.3605074.

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The purpose of the study was to find out the effect of bench stepping exercise on selected physiological variable such as breath holding time. To achieve this purpose of the study, thirty male students studying in the Jawahar College of Arts and Sciences, Neyveli, were randomly selected as subjects and they were divided into three equal groups, each group consisted often subjects. Group I underwent bench stepping exercise for two days per week for eight weeks, Group II underwent bench stepping exercise for three days per week for eight weeks and Group III acted as control group who did not par
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2

Nishino, Takashi, Kunio Sugimori, and Teruhiko Ishikawa. "Changes in the Period of No Respiratory Sensation and Total Breath-Holding Time in Successive Breath-Holding Trials." Clinical Science 91, no. 6 (1996): 755–61. http://dx.doi.org/10.1042/cs0910755.

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1. Immediately after breath-holding at end-expiratory level, there is a certain period of no particular respiratory sensation which is terminated by the onset of an unpleasant sensation and followed by progressive discomfort during breath-holding. This period, defined as the time from the start of voluntary breath-holding to the point where the onset of an unpleasant sensation occurs, is designated ‘the period of no respiratory sensation’. Although it has been shown that the maximum breath-holding performance is improved with successive trials, it is not clear whether this training effect exer
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3

Sangeetha, S., K. Usha Rani, and M. Shantha Mukilan. "Effect of Fartlek Training on Breath Holding Time among Soccer Players." Shanlax International Journal of Arts, Science and Humanities 10, S1 (2022): 152–55. http://dx.doi.org/10.34293/sijash.v10is1.5228.

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Background: To develop the physiological performance of the soccer players to practice the Fartlek training.Purpose: The perseverance of this investigation was to find out the effect of fartlek training on breath holding time among soccer players. For this study 40 football players were randomly chosen from Alagappa University Associated Colleges and their age range was between 18 to 25 years.Methods: The 40 soccer players were divided into two groups of 20 each for groups. Group A was fartlek training, group B was the non-training group. The training was given for twelve weeks and 3 alternate
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4

Badami, Sukanya, and Mahesh C. Baragundi. "Effect of Smoking on Breath Holding Time." International Journal of Physiology 5, no. 2 (2017): 248. http://dx.doi.org/10.5958/2320-608x.2017.00095.6.

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5

Нафеева, A. Nafeeva, Зеленкова, et al. "Unctional Support of the Athletes’ Physical Stress at Breath Holding." Journal of New Medical Technologies. eJournal 8, no. 1 (2014): 1–10. http://dx.doi.org/10.12737/5943.

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The heart beat rate and arterial oxygen saturation (SpO2) in the freedivers, basketball players and athletes were investigated at the maximum time of breath holding in a situation of the rest, under increasing stress during work on a cycle ergometer and at the interrupted breath holdings in the course of work on the cycle ergometer with a constant load. The free divers hold their breath for a longer time than the bas-ketball players and athletes. The free divers physical endurance was higher than endurance of the basketball players and athletes at the inter-rupted breath-holdings in the course
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6

Gahn, Hallmeyer-Elgner, Becker, Barrett, and Ackermann. "Cerebrovascular response time to a breath-holding challenge." Vasa 36, no. 3 (2007): 181–84. http://dx.doi.org/10.1024/0301-1526.36.3.181.

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Background: To evaluate the timecourse of cerebrovascular reserve response to breath-holding. Patients and methods: Using simultaneous bilateral transcranial Doppler (TCD) recordings from the MCA during a breath-holding challenge, we measured the time interval between baseline and peak blood flow velocity values in 25 patients with critical unilateral internal carotid artery (ICA) stenosis (> 85% lumen diameter reduction), in 9 patients with a non-critical (70–85%) ICA-stenosis and in 27 normal controls. Results: Normal controls and patients with non-critical stenosis reached peak MCA veloc
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7

N., Selvakumar* &. Dr. R. Sevi**. "RESTING PULSE RATE AND BREATH HOLDING TIME DIFFERENTIALS BETWEEN RURAL AND URBAN SCHOOL VOLLEYBALL PLAYERS." International Journal of Current Research and Modern Education (IJCRME) 7, no. 1 (2022): 49–50. https://doi.org/10.5281/zenodo.7488415.

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The purpose of the study was to compare the resting pulse rate and breath holding time between rural and urban school volleyball players.  To achieve this purpose of the study, sixty boys studying in and around Chennai, Tamilnadu, India were selected as subjects at random.  The selected subjects were divided into two equal groups of thirty rural volleyball players and thirty urban volleyball players. Among the physical fitness components, the following variables namely resting pulse rate and breath holding time were selected as criterion variables.  All the subjects of two group
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8

Borchev, Kirill F. "Association Between the Degree of Lung Tissue Damage and Voluntary Breath-Holding Time in Adults After COVID-19." Journal of Medical and Biological Research 10, no. 4 (2022): 307–16. http://dx.doi.org/10.37482/2687-1491-z115.

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Breath-holding time test is of interest to clinical practitioners; however, its diagnostic accuracy has not been sufficiently covered in literature. The aim of this paper was to study the relationship between breath-holding time and the degree of lung tissue damage in post-COVID-19 patients. Materials and methods. Medical documents of patients (n = 358) aged 38–86 years after COVID-19 diagnosed with bilateral multisegmental pneumonia were analysed. The degree of lung tissue damage was assessed using computed tomography. The association between breath-holding time and the degree of lung tissue
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9

Morooka, Hiroaki, Yoshitaka Wakasugi, Hiroko Shimamoto, Osamu Shibata, and Koji Sumikawa. "Hyperbaric Nitrogen Prolongs Breath-Holding Time in Humans." Anesthesia & Analgesia 91, no. 3 (2000): 749–51. http://dx.doi.org/10.1213/00000539-200009000-00047.

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10

Zins, Marc. "Breath-holding 3D MRCP: the time is now?" European Radiology 28, no. 9 (2018): 3719–20. http://dx.doi.org/10.1007/s00330-018-5550-8.

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11

Patel, Shri Krishna, and Sanjay Srivastava. "Effect of Pranayama on Breath Holding Time of College Students." Integrated Journal for Research in Arts and Humanities 4, no. 2 (2024): 88–91. http://dx.doi.org/10.55544/ijrah.4.2.14.

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Context: Pranayama is a method for regulating and manipulating breath and meditation. It enables individuals to achieve a state of profound relaxation while maintaining mental alertness. Recent research on the effects of yoga on the respiratory system over the long term has shown promising results. Aim: This study's primary objective was to assess pranayama's impact on breath holding time. Settings and Design The present investigation entail the examination of a group of 25 male participants who exhibited good health and fell within the age range of 21 to 26 years. Methods and Material: The pa
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12

Nasir, Ahmad Khan* &. Dr. R. Chinnaiyan**. "PHYSIOLOGICAL DIFFERENTIALS BETWEEN COLLEGE MEN KABADDI AND KHO-KHO PLAYERS." International Journal of Current Research and Modern Education (IJCRME) 7, no. 1 (2022): 47–48. https://doi.org/10.5281/zenodo.7488411.

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The purpose of the study was to compare the selected physiological variables such as breath holding time and resting pulse rate between college men kabaddi and kho-kho players.  To achieve this purpose of the study, sixty men players studying in the colleges in and around Kashmir, India were selected as subjects at random. Among the subjects, thirty kabaddi players and thirty kho-kho players were selected. Among physiological variables, the following variables namely breath holding time and resting pulse rate were selected as criterion variables.  All the subjects of two groups were
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13

Borchev, Kirill F. "Breath-holding study in adults after covid-19." Journal of Medical and Biological Research, no. 3 (October 10, 2022): 191–200. http://dx.doi.org/10.37482/2687-1491-z104.

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Breath-holding tests are a simple way to determine the state of the respiratory system in patients with respiratory pathology. The aim of this study was to evaluate voluntary breath-holding time in COVID-19 survivors, taking into account the socio-demographic and clinical characteristics. Materials and methods. The study involved patients aged 46 to 84 years with a complication in the form of bilateral multisegmental pneumonia after COVID-19 who were admitted for aftercare to the second stage respiratory rehabilitation department of the Central City Clinical Hospital in Kaliningrad. The subjec
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14

Ferrigno, M., D. D. Hickey, M. H. Liner, and C. E. Lundgren. "Cardiac performance in humans during breath holding." Journal of Applied Physiology 60, no. 6 (1986): 1871–77. http://dx.doi.org/10.1152/jappl.1986.60.6.1871.

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The effects on cardiac performance of high and low intrathoracic pressures induced by breath holding at large and small lung volumes have been investigated. Cardiac index and systolic time intervals were recorded from six resting subjects with impedance cardiography in both the nonimmersed and immersed condition. A thermoneutral environment (air 28 degrees C, water 35 degrees C) was used to eliminate the cold-induced circulatory component of the diving response. Cardiac performance was enhanced during immersion compared with nonimmersion, whereas it was depressed by breath holding at large lun
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15

Dr., M. S. Muthuramalingam. "EFFECT OF SURYANAMASKAR ON SELECTED PHYSIOLOGICAL PARAMETERS AMONG COLLEGE MEN STUDENTS." International Journal of Current Research and Modern Education (IJCRME) 3, no. 2 (2018): 61–63. https://doi.org/10.5281/zenodo.8428194.

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The purpose of the study was designed to examine the effect of suryanamaskar on resting pulse rate and breath holding time among college men students.  For the purpose of the study, thirty college men students from AVVM Sri Pushpam College, Poondi, Thanjavur, Tamil Nadu, India were selected as subjects.  They were divided into two equal groups.  each group consisted of the fifteen subjects.  Group I underwent suryanamaskar for three days per week for twelve weeks.  Group II acted as control who did not undergo any special training programme apart from their regular phy
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16

Hurewitz, A. N., and M. G. Sampson. "Voluntary breath holding in the obese." Journal of Applied Physiology 62, no. 6 (1987): 2371–76. http://dx.doi.org/10.1152/jappl.1987.62.6.2371.

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Alveolar gas tensions and arterial O2 saturation (Sao2) during a voluntary breath hold at functional residual capacity (FRC) were examined in 13 healthy seated subjects. An excellent correlation (r = 0.80) was found between the fall of alveolar O2 tensions (delta PETo2) and body weight, expressed as the ratio of weight to height (wt/ht, kg/cm). An even greater correlation (r = 0.89) was found between delta PETo2 and the ratio of breath-hold time X O2 consumption/FRC. Alveolar Po2 decreased to 70 mmHg in the obese group after just 15 s of apnea, whereas this degree of hypoxia did not occur in t
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17

Kumar, Sanjay, B. H. Paudel, S. Dhungel, and R. Khadka. "EFFECT OF COLD INDUCED PAIN AND MENTAL TASK ON BREATH HOLDING TIME." Journal of Nepal Medical Association 41, no. 141 (2003): 262–5. http://dx.doi.org/10.31729/jnma.742.

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The breath holding time (BHT) is under voluntary control to a considerable extentand is dependent on various factors. Pain interrupts ongoing mental processes andmental task stimulates the respiratory complex as a part of generalised central nervoussystem arousal. We hypothesised that the concurrent cold-induced pain and mentaltask may change BHT. In this study BHT with concurrent mental task (MT) or coldinducedpain (CPT) was assessed in healthy individuals (n=25). The objective was toinvestigate the effect of CPT and MT on BHT. Initially basal BHT was recorded thenthe BHT was recorded during
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18

Whitelaw, W. A., B. McBride, and G. T. Ford. "Effect of lung volume on breath holding." Journal of Applied Physiology 62, no. 5 (1987): 1962–69. http://dx.doi.org/10.1152/jappl.1987.62.5.1962.

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The mechanism by which large lung volume lessens the discomfort of breath holding and prolongs breath-hold time was studied by analyzing the pressure waves made by diaphragm contractions during breath holds at various lung volumes. Subjects rebreathed a mixture of 8% CO2–92% O2 and commenced breath holding after reaching an alveolar plateau. At all volumes, regular rhythmic contractions of inspiratory muscles, followed by means of gastric and pleural pressures, increased in amplitude and frequency until the breakpoint. Expiratory muscle activity was more prominent in some subjects than others,
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19

Mitrouska, I., M. Tsoumakidou, G. Prinianakis, J. Milic-Emili, and N. M. Siafakas. "Effect of voluntary respiratory efforts on breath-holding time." Respiratory Physiology & Neurobiology 157, no. 2-3 (2007): 290–94. http://dx.doi.org/10.1016/j.resp.2007.01.014.

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20

Barkan, V. S., D. V. Drozdov, and G. G. Rezvetsov. "Deep inspiration electrocardiogram test: physiologic mechanisms and diagnostic capabilities." Medical alphabet 1, no. 22 (2023): 36–42. http://dx.doi.org/10.33667/2078-5631-2023-22-36-42.

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The article reflects modern concepts about the effect of deep inspiration and breath holding on the heart functioning and the reflection of these processes at ECGs. Positional changes of Q waves, primarily in leads III and aVF, and their possible differences from pathological Q waves are described. Reflex and humoral effects of deep inspiration and breath holding on heart functions such as contractility, automatism and conductivity are considered. Examples of rhythm and conduction disturbances that rarely occur during breath holding are illutrated on ECGs. A recommended variant of the implemen
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21

Liu, Daliang, Xiansheng Cai, Xiaoshuang Che, Yong Ma, Yucun Fu, and Lin Li. "Visibility and image quality of peripheral pulmonary arteries in pulmonary embolism patients using free-breathing combined with a high-threshold bolus-triggering technique in CT pulmonary angiography." Journal of International Medical Research 48, no. 8 (2020): 030006052093932. http://dx.doi.org/10.1177/0300060520939326.

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Objective To investigate the visibility of peripheral pulmonary arteries by computed tomography pulmonary angiography (CTPA) and image quality using a free-breathing combined with a high-threshold bolus triggering technique and to explore the feasibility of this technique in pulmonary embolism (PE) patients who cannot hold their breath. Methods Patients with suspected PE who underwent CTPA (n=240) were randomly assigned to two groups: free-breathing (n=120) or breath-holding (n=120). Results The mean scanning time or visible pulmonary artery distal branches were not different between the group
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22

G., Selvam* &. Dr. S. Arul**. "EFFECT OF PLYOMETRIC AND CROSS TRAINING IN PARALLEL ON SELECTED PHYSIOLOGICAL VARIABLES AMONG COLLEGE MEN STUDENTS." International Journal of Current Research and Modern Education (IJCRME) 6, no. 1 (2021): 24–26. https://doi.org/10.5281/zenodo.7488401.

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The purpose of the study was designed to examine the effect of Plyometric and cross training in parallel on breath holding time and resting pulse rate of college men students. For the purpose of the study, thirty men students from the colleges in Karur district were selected as subjects. They were divided into two equal groups. each group consisted of the fifteen subjects. Group I underwent Plyometric and cross training in parallel for three days per week for twelve weeks. Group II acted as control who did not undergo any special training programme apart from their regular physical education p
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23

Krause, Elischa, Christoph Benke, Alfons O. Hamm, and Christiane A. Pané-Farré. "Hold your breath: Voluntary breath-holding time predicts defensive activation to approaching internal threat." Biological Psychology 166 (November 2021): 108196. http://dx.doi.org/10.1016/j.biopsycho.2021.108196.

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24

Pytel, A. A., and S. O. Kovalenko. "Effects of Breath-Holding Tests on PetCO2 and Arterial Blood Oxygenation in Men." Ukraïnsʹkij žurnal medicini, bìologìï ta sportu 6, no. 5 (2021): 423–29. http://dx.doi.org/10.26693/jmbs06.05.423.

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To evaluate the state of external respiration system, breath-holding tests are usually used. However, there are few studies of the peculiarities of the gas exchange in breath-holding with previous hyperventilation. The purpose of the study was to analyze the dynamics of changes in the PetCO2 level and arterial blood oxygenation during breath-holding tests with and without previous hyperventilation in healthy young men. Materials and methods. The СО2 level was recorded in the side stream on the Datex Normocap capnograph (Datex, Finland). This value was recorded for 5 minutes at rest, 5 minutes
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25

Sachin, K., and K. Ivin Jabakumar. "Assessment of High Intensity Interval Training on Selected Physiological Parameters among Volleyball Players Students." ComFin Research 12, S2-Feb (2024): 177–80. http://dx.doi.org/10.34293/commerce.v12is1-feb.7577.

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The aim of the research was to investigate how students who play volleyball’s resting pulse rate and breath holding time are affected by high intensity interval training. Thirty volleyball players from Karnataka were chosen as subjects for the study. There were two equal groups formed out of them. Every group comprised the fifteen participants. For twelve weeks, Group I received high intensity interval training three days a week. Group II served as the control group and was not subjected to any additional training beyond their usual physical education curriculum. The variables that were chosen
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26

Kumar Sinha, Rajesh, and Geetanjali a. "IMPACT OF SHORT TERM BREATHING EXERCISE ON BREATH HOLDING TIME." International Journal of Advanced Research 8, no. 8 (2020): 960–63. http://dx.doi.org/10.21474/ijar01/11574.

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27

Ward, S. A., and B. J. Whipp. "BREATH-HOLDING TIME AND RESPIRATORY SENSATION DURING EXERCISE IN HUMANS1633." Medicine &amp Science in Sports &amp Exercise 29, Supplement (1997): 287. http://dx.doi.org/10.1097/00005768-199705001-01632.

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28

Kumar, Praveen, and Haresh G. Chaudhari. "The Impact of Annual Yoga Training on the Physical Fitness, Breath-Holding Time and BMI of Boarding Male Students." Journal of Educational Research and Policies 6, no. 12 (2024): 1–4. https://doi.org/10.53469/jerp.2024.06(12).01.

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To conduct this study, ninety (N=90) male students from the Swami Brahmananda Hostel, Sri Ramakrishna Mission Vidyalaya in Coimbatore, Tamil Nadu, were chosen. Their ages ranged from 18 to 23 years. The participants underwent a year of yoga training, with sessions held daily from 6: 00 am to 7: 00 am. The physical fitness variables assessed included muscular strength, balance, hand - eye coordination, flexibility, breath - holding time, and BMI. Muscular strength was evaluated using the plank test, balance was assessed with the stork stand test, hand - eye coordination was measured with a ball
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29

Bhandare, Sushama A., Sayali S. Rasal, Anil M. Sathe, Vaishnavi R. Nagpure, Urvi B. Parmar, and Saraswati K. Iyer. "Effect of physiotherapy on single breath count and breath holding time in COVID-19 patients." International Journal of Research in Medical Sciences 9, no. 10 (2021): 3062. http://dx.doi.org/10.18203/2320-6012.ijrms20213933.

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Background: The novel Coronavirus is known to primarily affect the respiratory system and physiotherapy treatment is integral to combat this infection. However, the assessment of pulmonary function poses a difficult challenge considering the risk of spread of infection and sanitisation of the devices used. Single breath count (SBC) and breath holding time (BHT) can be thus adopted as bedside assessment tests for pulmonary function following physiotherapy treatment.Method: In this a retrospective observational study of 51 COVID-19 patients, mean age 51.7±14.56 years, on room air, admitted in th
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30

Dr. A. S. NAGESWARAN, Dr A. S. NAGESWARAN. "Influence of Breathing Exercise on Breath Holding Time and Resting Pulse Rate Among Sprinters." Indian Journal of Applied Research 3, no. 3 (2011): 1–2. http://dx.doi.org/10.15373/2249555x/mar2013/132.

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31

RZHANOV, A. A. "APPLICATION OF BREATHHOLD IN SPORTS TRAINING OF 10–12 YEAR OLD CHILDREN AS A WAY TO INCREASE THEIR FUNCTIONAL ENDURANCE." Bulletin of Krasnoyarsk State Pedagogical University named after V.P. Astafiev 54, no. 4 (2020): 162–68. http://dx.doi.org/10.25146/1995-0861-2020-54-4-252.

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Statement of the problem. The article describes an alternative and affordable method of hypoxic training through holding the breath on inhalation and exhalation, as a tool for developing endurance. The relevance of the topic is in the absence of a method that develops endurance and hypoxic characteristics with a sparing effect on heart rate (HR) and availability in use. Research methodology (materials and methods). Using hypoxic tests of Stange and Genchi (holding the breath on the inhale and exhale by the stopwatch), as markers that determine the development of endurance, we arranged the expe
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Courteix, D., M. Bedu, N. Fellmann, M. C. Heraud, and J. Coudert. "Chemical and nonchemical stimuli during breath holding in divers are not independent." Journal of Applied Physiology 75, no. 5 (1993): 2022–27. http://dx.doi.org/10.1152/jappl.1993.75.5.2022.

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In the breath-hold model described by S. Godfrey and E. J. M. Campbell (Respir. Physiol. 5: 385–400, 1968), chemical and nonchemical stimuli are independent. Because these two factors are time dependent, the effect of each could not be measured by breath-holding time (BHT). The aim of this study is to dissociate chemical and nonchemical stimuli and to assess the effects of BHT and PCO2 on respiratory center output by measurement of occlusion pressure (P0.1) and mean inspiratory flow (VI). Nine well-trained divers (age 36.5 +/- 5.0 yr) took part in the study. Each subject had to hold his breath
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Silvestrini, Mauro, Elio Troisi, Maria Matteis, Letizia Maria Cupini, and Giorgio Bernardi. "Effect of Smoking on Cerebrovascular Reactivity." Journal of Cerebral Blood Flow & Metabolism 16, no. 4 (1996): 746–49. http://dx.doi.org/10.1097/00004647-199607000-00027.

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Current smoking is a risk factor for stroke. The aim of this study was to evaluate the effect of smoking one cigarette on cerebral hemodynamics. Using transcranial Doppler ultrasound, we studied the changes of flow velocity after hypercapnia in the middle cerebral arteries (MCAs) of 24 healthy young smokers and 24 healthy controls matched for age and sex. We obtained hypercapnia with breath-holding and evaluated cerebrovascular reactivity with the breath-holding index. In smokers, the evaluation was performed during basal condition, immediately after smoking one cigarette, and at 10-, 20-, and
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Srimathi S., Muthulakshmi, and Elangovan R. "Efficacy of Taditional Yoga on Breath Holding Time and Anxiety Among Middle Aged Women Fireworkers Suffering from Pneumoconiosis." International Journal of Zoological Investigations 08, Spl 1 (2022): 70–74. http://dx.doi.org/10.33745/ijzi.2022.v08i0s1.009.

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The goal of this random group experimental study was to determine the effect of Yoga therapy on selected psychosocial factors and respiratory parameters in middle-aged women with pneumoconiosis. To achieve the study's aim, 40 middle-aged pneumoconiosis-affected women aged 35 to 50 were randomly selected from fireworks manufacturing factories in Sivakasi, Tamil Nadu. The subjects were split up into two groups of 20 each: experimental and control. It was anticipated that the influences of yoga therapy would lead to significant differences in psychosocial factors and respiratory factors such as a
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Ferrigno, M., D. D. Hickey, M. H. Liner, and C. E. Lundgren. "Simulated breath-hold diving to 20 meters: cardiac performance in humans." Journal of Applied Physiology 62, no. 6 (1987): 2160–67. http://dx.doi.org/10.1152/jappl.1987.62.6.2160.

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Cardiac performance was assessed in six subjects breath-hold diving to 20 m in a hyperbaric chamber, while nonsubmersed or submersed in a thermoneutral environment. Cardiac index and systolic time intervals were obtained with impedance cardiography and intrathoracic pressure with an esophageal balloon. Breath holding at large lung volume (80% vital capacity) decreased cardiac index, probably by increasing intrathoracic pressure and thereby impeding venous return. During diving, cardiac index increased (compared with breath holding at the surface) by 35.1% in the nonsubmersed and by 29.5% in th
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36

Usha Rani, K. "Impact of Yogic Practices on Breath-Holding Time of OBESE Boys." Shanlax International Journal of Arts, Science and Humanities 12, S1-May (2025): 62–65. https://doi.org/10.34293/sijash.v12is1-may.8980.

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The present study investigates the effect of yogic practices on the breath holding time (BHT) of pre-obese adolescent boys. A total of 45 boys aged 14 to 16 years were supposed through purposive sampling and were equally given to the group with the experimental group and the control group. A structured yogic training program consisting of specific asana, pranayama and meditation was given to the experimental group for a period of six weeks and the control group did not receive any such intervention. Then, to determine what changed in BHT, pre & post tests were run with statistical tools su
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37

Vino, E. Jenzer. "INFLUENCE OF PLYOMETRIC TRAINING ON BREATH HOLDING TIME OF VOLLEYBALL PLAYERS." IOSR Journal of Engineering 02, no. 04 (2012): 629–931. http://dx.doi.org/10.9790/3021-0204629631.

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38

JG, GADAKARI, and MENDHURWAR SS. "EFFECT OF TRANSCENDAL MEDITATION ON RESPIRATORY RATE AND BREATH HOLDING TIME." International Journal of Medical and Clinical Research 3, no. 1 (2012): 101–4. http://dx.doi.org/10.9735/0976-5530.3.1.101-104.

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39

Taskar, Varsha, Nigel Clayton, Mark Atkins, Zubair Shaheen, Patricia Stone, and Ashley Woodcock. "Breath-holding Time in Normal Subjects, Snorers, and Sleep Apnea Patients." Chest 107, no. 4 (1995): 959–62. http://dx.doi.org/10.1378/chest.107.4.959.

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40

Rampradeep, Rishab, Prasanth G., and Gangadharan V. "Correlation between pulmonary function and six minutes walk test with computed tomography severity score in post COVID patients." International Journal of Advances in Medicine 10, no. 5 (2023): 362–66. http://dx.doi.org/10.18203/2349-3933.ijam20231070.

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Background: The current global pandemic of the coronavirus severe acute respiratory syndrome coronavirus 2 is the world’s most critical ongoing healthcare problem, with 8.2% of critically ill patients developing acute respiratory distress syndrome and requiring Intensive care unit admission. Our study aimed to correlate CT severity score of the patient at the time of diagnosis with spirometry, 6-minute walk test and breath holding time at 12 weeks after discharge, to determine the nature of residual pulmonary dysfunction and if CT severity was a predictor of poor lung function post recovery. M
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Jay, Ollie, and Matthew D. White. "Maximum effort breath-hold times for males and females of similar pulmonary capacities during sudden face-only immersion at water temperatures from 0 to 33 °C." Applied Physiology, Nutrition, and Metabolism 31, no. 5 (2006): 549–56. http://dx.doi.org/10.1139/h06-050.

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For non breath-hold-trained males and females matched for pulmonary capacity and body size, the effects of sex, water temperature, and end-tidal gas tensions were studied for their potential influences on breath-holding ability. Maximum breath-hold time (BHTmax) was measured a total of 546 times in 13 males and 13 females, each repeating 3 trials of sudden face immersion (i.e., no prior hyperventilation) in water at 0, 5, 10, 15, 20, and 33 °C and in an air control condition (AIR). End-tidal carbon dioxide (PETCO2) and oxygen (PETO2) gas tensions were measured before and after breath-holding i
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Blawas, Ashley M., Kathryn E. Ware, Emma Schmaltz, et al. "An integrated comparative physiology and molecular approach pinpoints mediators of breath-hold capacity in dolphins." Evolution, Medicine, and Public Health 9, no. 1 (2021): 420–30. http://dx.doi.org/10.1093/emph/eoab036.

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Abstract Background and objectives Ischemic events, such as ischemic heart disease and stroke, are the number one cause of death globally. Ischemia prevents blood, carrying essential nutrients and oxygen, from reaching tissues, leading to cell and tissue death, and eventual organ failure. While humans are relatively intolerant to ischemic events, other species, such as marine mammals, have evolved a unique tolerance to chronic ischemia/reperfusion during apneic diving. To identify possible molecular features of an increased tolerance for apnea, we examined changes in gene expression in breath-
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Darquenne, Chantal, Manuel Paiva, and G. Kim Prisk. "Effect of gravity on aerosol dispersion and deposition in the human lung after periods of breath holding." Journal of Applied Physiology 89, no. 5 (2000): 1787–92. http://dx.doi.org/10.1152/jappl.2000.89.5.1787.

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To determine the extent of the role that gravity plays in dispersion and deposition during breath holds, we performed aerosol bolus inhalations of 1-μm-diameter particles followed by breath holds of various lengths on four subjects on the ground (1G) and during short periods of microgravity (μG). Boluses of ∼70 ml were inhaled to penetration volumes (Vp) of 150 and 500 ml, at a constant flow rate of ∼0.45 l/s. Aerosol concentration and flow rate were continuously measured at the mouth. Aerosol deposition and dispersion were calculated from these data. Deposition was independent of breath-hold
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Ostojić, Mirko, Saša Cvetković, and Đorđe Stefanović. "Diagnosis of athlete's preparedness by analysis of electromuscular response of respiratory muscles." Fizicka kultura, no. 00 (2024): 11. http://dx.doi.org/10.5937/fk77-48344.

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Modern diagnostics of athlete preparation involves the acquisition of a large number of data, which requires superior knowledge, serious logistics, protocols, staff, time, etc. Technological breakthroughs in surface electromyography (sEMG) in measuring the activities of respiratory muscles in vivo opened new possibilities in this direction. The correlation between physical preparedness and the ability to maintain breath has been a theoretical phenomenon for over a century. The result at the duration of the breath holding time (BHT) is generally considered a positive indicator of the volume of
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Graham, B. L., J. T. Mink, and D. J. Cotton. "Effect of breath-hold time on DLCO(SB) in patients with airway obstruction." Journal of Applied Physiology 58, no. 4 (1985): 1319–25. http://dx.doi.org/10.1152/jappl.1985.58.4.1319.

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The single-breath diffusing capacity of the lung for CO [DLCO(SB)] is considered a measure of the conductance of CO across the alveolar-capillary membrane and its binding with hemoglobin. Although incomplete mixing of inspired gas with alveolar gas could theoretically influence overall diffusion, conventional calculations of DLCO(SB) spuriously overestimate DLCO(SB) during short breath-holding periods when incomplete mixing of gas within the lung might have the greatest effect. Using the three-equation method to calculate DLCO(SB) which analytically accounts for changes in breath-hold time, we
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Andrade, Katia C., Octavio M. Pontes-Neto, Joao P. Leite, Antonio Carlos Santos, Oswaldo Baffa, and Draulio B. de Araujo. "Quantitative aspects of brain perfusion dynamic induced by BOLD fMRI." Arquivos de Neuro-Psiquiatria 64, no. 4 (2006): 895–98. http://dx.doi.org/10.1590/s0004-282x2006000600001.

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The increase of relative cerebral blood flow (rCBF) may contribute for a change in blood oxygenation level dependent signal (BOLD). The main purpose of this study is to investigate some aspects of perfusional alterations in the human brain in response to a uniform stimulation: hypercapnia induced by breath holding. It was observed that the BOLD signal increased globally during hypercapnia and that it is correlated with the time of breath holding. This signal increase shows a clear distinction between gray and white matter, being greater in the grey matter.
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Baranov, V. M., V. P. Katuntsev, G. G. Tarasenkov, et al. "STUDIES OF THE ACTIVITY OF THE CENTRAL RESPIRATORY MECHANISM IN LONG-TERM SPACE MISSIONS." Aerospace and Environmental Medicine 56, no. 3 (2022): 5–11. http://dx.doi.org/10.21687/0233-528x-2022-56-3-5-11.

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Interrelation between blood redistribution toward the upper part of the body in microgravity and changes in sensitivity of the central respiratory mechanism was studied with participation of 16 Russian members of the International space station crews (40-57 year-old males). Time of maximal voluntary breath-holding during inspiration (MVHins) and expiration (MVHexp) was measured prior to and following the 15-min low-body negative pressure test (LBNP, -25 mm Hg). Before launch, the baseline MVHins and MVHexp durations in the vertical position made up 61.9 ± 3.9 s and 24.5 ± 1.5 s, respectively.
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Kumar, R. Aravind, T. T. Ganesan, Sheela Ravindar S, and Subhashini A. "STUDY OF EFFECT OF YOGA ON BREATH HOLDING TIME IN MEDICAL STUDENTS." Journal of Biological & Scientific Opinion 1, no. 2 (2013): 56–58. http://dx.doi.org/10.7897/2321-6328.01204.

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Thompson-Lake, Daisy G. Y., Richard De La Garza II, and Peter Hajek. "Breath holding endurance: stability over time and relationship with self-assessed persistence." Heliyon 3, no. 9 (2017): e00398. http://dx.doi.org/10.1016/j.heliyon.2017.e00398.

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Kohn, RM, and B. Cutcher. "Breath-holding time in the screening for rehabilitation potential of cardiac patients." Journal of Rehabilitation Medicine 2, no. 2 (2019): 105–7. http://dx.doi.org/10.2340/165019771970223105107.

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