نتایج جستجو برای: athlete exposure

تعداد نتایج: 313180  

2016
Anton Westman Björn O Äng

INTRODUCTION Neck pain is a widespread health problem in the skydiver athlete population, epidemiologically linked to repeated exposure to parachute opening shock (POS). During POS, a parachutist is subjected to considerable deceleration forces. This study aims to evaluate the use of preventive free fall acrobatics to reduce the biomechanical load on the neck of parachutists during parachute op...

Journal: :Baltic Journal of Health and Physical Activity 2019

جعفری, اکرم, مرادی, محمدرضا ,

  Background : Bone mineral density reduction is a problem that can lead to osteoporosis. Physical activity can be effective on the prevention of osteoporosis by some mechanisms such as changing in anthropometrics variables. The goal of this study was to evaluate bone mass density and some of anthropometrics variables and their relationship in athletes and non-athletes men.   Methods : Thirty a...

The purpose of this research was conducted to examine the relationship between emotional intelligence and perfectionism, quality of coach–athlete relationship in elite material arts. Present study research method was descriptive– correlational, The statistical population included all the martial arts (Taekwondo, karate, judo, wushu and wrestling) present in Super league Competitions in 2017 and...

Fallah, Fatemeh, Namjoo, Manijeh, Nazarali, Parvaneh, Ramezankhani, Azam, Soori, Rahman,

Background: Adrenomodoline (ADM) is a multifunctional peptide involved in a wide range of physiological processes and cardiovascular function. The purpose of the present study was to compare the effect of physical activity on ADM and nitric oxide (NO) levels and insulin resistance in athletes and non-athletes. Material and Methods: 12 athletes and 11 non-athletes participated in this quasi-e...

2006
Daniel J. Ruiz Israel D. Mitchell Lindsey E. Eberman Michelle A. Cleary

Objective: We present a case of a unique pathophysiological injury involving severe dehydration, muscle cramping, and resultant rhabdomyolysis in a high school football player. Background: A 16 y old male football player (body mass = 69.1 kg, height =175.3 cm) reported to the ATC after the morning session on the second day of two-adays complaining of severe muscle pain and cramping. Upon arriva...

Journal: :Journal of sports sciences 2009
Chris Lonsdale Ken Hodge Elaine Rose

Using self-determination theory (Deci & Ryan, 1985) as the theoretical framework, we examined potential antecedents of athlete burnout in 201 elite Canadian athletes (121 females, 80 males; mean age 22.9 years). Employing a cross-sectional design, our primary aims were to investigate the relationships between behavioural regulations and athlete burnout and to examine whether self-determined mot...

2014
H Paul Dijkstra N Pollock R Chakraverty J M Alonso

Elite athletes endeavour to train and compete even when ill or injured. Their motivation may be intrinsic or due to coach and team pressures. The sports medicine physician plays an important role to risk-manage the health of the competing athlete in partnership with the coach and other members of the support team. The sports medicine physician needs to strike the right ethical and operational b...

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