Sex hormones influence the structure and function of the brain, but little is known about the effect of hormone therapies (HT) on changes in the brain during menopause. A new study shows smaller ...

Hormones coordinate different body functions by carrying messages through the bloodstream to target cells and tissues. Hormonal imbalances occur through inadequate or excess hormone synthesis, which ...

Hormones are the body’s chemical messengers. They act on various tissues and organs in the body to change their behavior. For example, the hormone prolactin stimulates the production of breastmilk.