Background Testosterone levels decline as men age, as does cognitive function. Whether
there is more than a temporal relationship between testosterone and cognitive function is …

Objective To determine the relationship of total and free serum testosterone to cognitive
performance in older men. Design Cross‐sectional study of a population‐based sample …

Endogenous testosterone in the aging man has been scrutinized extensively in regard to its
effects on performance in many cognitive domains, especially verbal fluency, visuospatial …

As men grow older, circulating testosterone concentrations decline, while prevalence of
cognitive impairment and dementia increase. Epidemiological studies of middle-aged and …

Average testosterone levels and many cognitive functions show a decline with age. There is
evidence to suggest that this association is not just age related. Results from cell culture and …

OBJECTIVE: Current evidence on the association between serum testosterone and
cognitive performance has been inconsistent, especially in older adults. To investigate the …

Low testosterone is associated with many physical complaints as well as cognitive
complaints. This article reviews the neurobiologic connection between gonadal steroids and …

Background Age-associated cognitive decline may be influenced by testosterone status.
However, studies evaluating the impact of bioavailable testosterone, the active, free …

BACKGROUND: Sex steroids can positively affect the brain and from this it would follow that
high levels of sex steroids could be associated with better cognitive function in older men …

Background. The role of sex hormones in the prevention of cognitive decline is uncertain.
Animal studies suggest mechanisms for sex hormones including testosterone to maintain …