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.

If you want to talk about estrogen, it’s impossible to avoid the topic of reproduction. The sex hormone makes puberty, periods, and pregnancy possible. But new research is redefining this hormone, ...

The endocrine system is your body’s silent regulator, controlling growth, mood, metabolism, and more through powerful chemical messengers called hormones. Understanding how glands, hormone types, and ...