Plus, the potential health risks that come with it.

And what to do about it.

Add Yahoo as a preferred source to see more of our stories on Google. For all women, estrogen is essential for sustaining the hair growth phase and boosting hair density on the scalp. But owing in ...

Symptoms of low estrogen include period changes, hot flashes, vaginal dryness, sleep problems, and mood swings. Estrogen is a primary reproductive hormone. It affects puberty, menstruation, sexual ...

Low estrogen levels may make women more susceptible to the development of post-traumatic stress disorder (PTSD) at some points in their menstrual cycles or lifetimes, while high estrogen levels may be ...

Experiencing multiple acute stresses at the same time, as in natural disasters or mass shootings, can leave lasting memory ...

TV 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 ...

For women, that morning cup o’ joe may act as more than just a pick-me-up. New research shows that caffeine may alter women’s estrogen levels, and that such changes differ according to race. The study ...

A new study in JAMA Internal Medicine documents how much regular physical exercise can affect the risk of more than two dozen ...