There are lots of hormones that affect your sleep, and testosterone is one of them. Did you know that your body produces testosterone during REM sleep, and your testosterone levels are highest in the morning? So if you’re not getting enough deep sleep at night,...

The serum level of bioavailable testosterone (BT) can predict risk for Alzheimer’s disease (AD) in older men, new research suggests. Although low levels of BT were associated with the onset of AD, higher levels may offer protective value against the disease, report the researchers, led by...

In the latest addition to the ongoing debate over the safety of testosterone treatment, researchers report no significant increased risk of heart attack in older men treated with an intramuscular form of the therapy. The study, published online this week in the Annals of Pharmacotherapy, compared 6355...

Three medical organizations and an international group of over 130 scientists and physicians have issued a letter to the Journal of the American Medical Association requesting the retraction of an article which associated testosterone therapy with cardiovascular disease. Associate Clinical Professor of Urology Abraham Morgentaler, MD,...