Medical experts reveal the often-missed signals of testosterone deficiency in men, from subtle mood changes to unexplained ...

However, there are circumstances where men may undergo a surge in estrogen levels which can lead to health problems like gynecomastia (breast enlargement), lower sex drive, and weight gain.

All humans produce estrogen, but females have higher levels than males. Low estrogen can lead to irregular periods in females and a low sex drive, reduced bone density, and other issues in all people.

Investigators report that estradiol works as well as luteinizing hormone–releasing hormone agonists for testosterone suppression and have a much better side-effect profile.

The daily ebb and flow of hormones in the male body may play a role in shrinking the brain throughout the day, a study hints.

Using hormone replacement therapy (HRT) to reduce cardiovascular risk during menopause remains a topic of debate. The ...