Hypogonadism in older men is a syndrome characterized by low serum testosterone levels
and clinical symptoms often seen in hypogonadal men of younger age. These symptoms …

Serum androgen levels decline with aging in normal males, such that a significant number of
men over 60 yr of age will have a mean serum total testosterone (T) level near the low end of …

Context: Although it is known that serum testosterone (T) concentrations decline with age,
the relative contributions of changes in health and lifestyle to that decline have not been …

Many signs of aging, such as sexual dysfunction, visceral obesity, impaired bone and
muscle strength, bear a close resemblance to features of hypogonadism in younger men …

Testosterone plays a key role in the maintenance of physical and mental functions in men.
Age-related testosterone decline is closely associated with sarcopenia and muscle …

The finding of low circulating testosterone level in men is relatively frequent. The symptoms
of hypogonadism are very frequent in the aging men. However, the diagnosis of …

Clinical and epidemiologic studies, along with basic scientific research, have shown a trend
toward androgen deficiency in aging males. The focus of the clinical investigations …

Prescription sales for testosterone products have substantially increased over the last
several years reflecting the growing awareness of physicians for the potential benefits of …

Androgens play a number of important physiological roles in the human. In the male,
testosterone is required for virilization, normal sexual function, and both stimulation and …

AS our population ages, concerns about frailty and disability, as well as the all-too-human
desire to remain young for as long as possible, have led increasing numbers of women and …