Nitric oxide (NO) is a small free radical generated by a family of enzymes, the nitric oxide synthases (NOSs). Following injury to a tendon, NO is induced by all three isoforms of NOS and NOS activity ...

Objectives: Inter-individual variations in sea level performance after altitude training have been attributed, at least in part, to an inter-individual variability in hypoxia induced erythropoiesis.

Background Occupational and leisure-time physical activity are considered to provide similar health benefits. The authors tested this hypothesis. Methods A representative sample of Danish employees ...

1 Department of Rehabilitation Sciences and Physical Therapy, Faculty of Medicine, Ghent University, Belgium 2 Centre of Sports Medicine, Ghent University Hospital, Belgium 3 Department of Physical ...

This consensus aims to provide guidance for postpartum women and people, healthcare providers and exercise professionals on physical activity, sedentary behaviour and sleep throughout the first year ...

1 NSW Centre for the Advancement of Adolescent Health, Department of Paediatrics and Child Health, University of Sydney at The Children's Hospital at Westmead, New South Wales, Australia 2 Physical ...

1 Department of Taekwondo, Keimyung University, Daegu, Republic of Korea 2 Department of Physical Education, Dong-A University, Busan, Republic of Korea 3 Department of Physical Education, Yonsei ...

Background The paper presents a novel laboratory method for assessing boxing headguard impact performance. The method is applied to examine the effects of headguards on head impact dynamics and injury ...

1 Department of Sports Science and Physical Education, The Chinese University of Hong Kong 2 Department of Orthopaedics and Traumatology, The Chinese University of Hong Kong Correspondence to: Dr Li, ...

Hamstring injuries (HSIs) are the most common athletic injury in running and pivoting sports, but despite large amounts of research, injury rates have not declined in the last 2 decades. HSI often ...

Correspondence to Dr Kimberly G Harmon, Departments of Family Medicine and Orthopaedics and Sports Medicine, University of Washington, Seattle WA 98195, USA; kharmon{at}uw.edu Sport-related concussion ...

Background The effectiveness of platelet-rich plasma (PRP) injections for osteoarthritis (OA) is still controversial. We investigated the effect of PRP injections in patients with knee OA based on ...