Do you know what your hormone levels are? Should you? Your body is home to more than 50 hormones — chemical messengers that compose the endocrine system — and hormonal changes may reflect any number ...

In a first-of-its-kind study comparing younger and older biological females, researchers at the University of Arizona examine how shifts in estrogen levels can alter the brain’s fear-circuitry — ...

A study from Rutgers Health and other institutions indicates that stress hormones – not impaired cellular insulin signaling – may be the primary driver of obesity-related diabetes. The paper in Cell ...

Weizmann Institute researchers say that progesterone and the stress hormone cortisol drive circadian rhythms; when out of ...

Abdominal fat is influenced by hormones, inflammation and insulin resistance. Experts explain why belly fat is stubborn and ...