Androgens are an important and diverse group of steroid hormone molecular species. They
play varied functional roles, such as the control of metabolic energy fate and partition, the …

T is now well accepted that serum testosterone (T) levels decline progressively with aging in
men (1–5). This decline is associated with alterations in body composition; diminished …

Since the 1970s anabolic androgenic steroids (AAS) have been abused at ever increasing
rates in competitive athletics, in recreational sports and in bodybuilding. Exceedingly high …

OBJECTIVE: Testosterone supplementation may produce antidepressant effects in men, but
until recently it has required cumbersome parenteral administration. In an 8-week …

Background The andropause is associated with declines in serum testosterone (T), loss of
muscle mass (sarcopenia), and frailty. Two major interventions purported to offset …

Historically, high androgen levels have been linked with an increased risk for coronary
artery disease (CAD). However, more recent data suggest that low androgen levels are …

The preservation of skeletal muscle mass and strength with advancing age are, we propose,
critical aspects of ageing with health and vitality. Physical inactivity and poor nutrition are …

Androgens have well‐established anabolic actions on skeletal muscle, although the direct
effects of the androgen receptor (AR) in muscle remain unclear. We generated satellite cell …

ObjectiveThe objective of our study was to evaluate the psychological consequences of real-
world AAS use in athletes abusing such agents, in comparison with a placebo and control …

Few effective therapies exist for patients with COPD. Rehabilitative therapy aimed at curing
dysfunction of the peripheral muscles may be an appropriate addition to this short list. This …