From testosterone to FSH and LH, a number of hormones drive male fertility. These chemical messengers regulate sperm production, sex drive, and more. Imbalances have the potential to contribute ...

Male hormone levels maintain day-to-day stability while female hormones experience continuous changes throughout both the menstrual cycle and various life stages.

The ads tout testosterone treatments for “low T,” but surprising new research shows a different hormone may play a role in less sex drive and more fat as men age. Estrogen – the female hormone – is ...

Estrogen is a sex hormone that plays an important role in reproductive health and overall well-being in females and males.

Why men have more heart disease than premenopausal women has been unclear, but a new study shows that the sex hormones testosterone and estrogen alter cardiovascular risk factors in a way that raises ...

Dr. Neal Barnard is a respected physician-researcher at George Washington University School of Medicine who has written 20 books. This column is based on his book “Your Body in Balance, The New ...

UNITED STATES - MAY 2: Halle Berry speaks during a news conference on bipartisan legislation to raise federal research on menopause and women's midlife health, outside the U.S. Capitol on Thursday, ...