Hormones

When faced with a predator or sudden danger, the heart rate goes up, breathing becomes more rapid, and fuel in the form of glucose...

Oxytocin, the body's natural love potion, helps couples fall in love, makes mothers bond with their babies, and encourages teams to work together. Now...

A researcher who found that testosterone raised the risk of prostate tumors and exacerbated the effects of carcinogenic chemical exposure in rats is urging...