UFR-STAPS, Laboratoire de Recherche “Adaptations Physiologiques à L’Exercice et Réadaptation à L’Effort”, Université de Picardie Jules Verne, Amiens, France, 2 School of Sport, Exercise and Health Sciences, Peter Harrison Centre for Disability Sport, Loughborough University, Loughborough, UK, 3 European Research Group in Disability Sport, Loughborough, UK, 4 Amsterdam Rehabilitation Research Ce...

There is a discrepancy in the literature as to whether fasting during Ramadan affects athletic performance. We suggest in this letter that the time frame for training is a confounding variable that has been missed in the literature.

BACKGROUND Menstrual disturbances in female athletes are often explained as a consequence of energy deficiency. Oral contraceptive (OC) treatment may have favorable metabolic effects. We evaluated effects of OCs on diurnal secretions of insulin, insulin-like growth factor binding protein 1 (IGFBP-1), growth hormone (GH) and cortisol in relation to changes in body composition in athletes with me...

For a long time, competitive sport has focused only on aspects related to performance. However, studies in social psychology have indicated the importance of focusing human development athletes, which can occur through training environments that promote psychological well-being. Thus, this study aimed analyze impact coach-athlete attachment style, mediated by coach’s leadership mental toughness...

Athletes, like others, use recreational and lorillicit psychoactive drugs. However, many athletes also use drugs to enhance their training or performance, including an array of bizarre and exotic substances. Although the majority of these substances are not psychoactive, they may be abused by athletes. Some of these substances, such as anabolic steroids and human growth honnone, are referred to...

We investigated the response of insulin-like growth factor (IGF- I), insulin-like growth factor binding protein-3 (IGFBP-3) and some hormones, i.e., testosterone (T), growth hormone (GH), cortisol (C), and insulin (I), to maximal exercise in road cyclists with and without diagnosed left ventricular hypertrophy. M-mode and two-dimensional Doppler echocardiography was performed in 30 professional...