In 1973, research teams in Sweden, Baltimore, and New York independently found that the brain has special receptors that interact with opiates such as morphine. Strong opiates tended to bind ...

A protein called the androgen receptor normally functions to guide the development of the prostate—signaling the cells to stop growing, act as normal prostate cells and maintain a healthy state.

and it also blocks androgen receptors in the skin. Estrogen stimulates angiotensin synthesis and enhances aldosterone-mediated water and sodium retention, making it responsible for such unpleasant ...