Ever wonder why you feel like crying over a pet food commercial one day but can watch a tearjerker movie completely unfazed the next? Or why your weight seems to fluctuate despite eating the same ...

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.

It is tempting to understand muscle's role in the body as a simple mechanical motor. But the truth is much more complex: our ...

Ghrelin is a hormone your stomach makes that signals your body when you're hungry. You might think of it as an "on switch" for appetite. Your small intestine, pancreas, and brain also release small ...

Hormone levels fluctuate like the tides, ebbing and flowing according to carefully orchestrated cycles. These hormones not only influence the body, but can cross into the brain and shape the behavior ...

Many of us experience unexplained fatigue, frustrating mood swings, stubborn weight gain, or disrupted sleep. Often, these ...

Hormone replacement therapy (HRT) is a medical treatment that aims to alleviate the symptoms of menopause by replenishing hormones like estrogen and progesterone, which naturally decrease as women age ...

The thyroid is a small gland in your neck, but it has a very important job in your body. It is shaped like a butterfly and ...

Based in Tampa, Florida, Virginia Pelley is a former women's magazine editor who has written health and fitness content for Men's Journal, Cosmopolitan magazine, the Chicago Tribune, ...

Is it stress or your hormones? Nurse Lara Marín López explains why so many women feel burnt out and shares expert advice on ...