An imbalance of hormones can cause a range of psychological and physiological symptoms. People typically produce fewer hormones as they age, and hormonal deficiencies may also consequence from environmental and nutritional factors. Restoring hormones to their proper balance typically improves an individual’s health and overall happiness. Physicians achieve this goal with hormone replacement therapy (HRT), which supplements a person’s natural supply of hormones comparable to estrogen and testosterone. Men and women may each obtain HRT, though the precise benefits and…