Gynecomastia (guy-nuh-koh-MAS-tee-uh) is an increase in the amount of breast gland tissue in boys or men, caused by an imbalance of the hormones estrogen.
Gynecomastia, the benign enlargement of male breast tissue, is a or an increase in body fat, which converts male hormones to estrogens.
Dear Dr. Donohue: Nearly two years ago, my doctor prescribed AndroGel for treating low testosterone. Six months ago, I called my breasts'.
WebMD explains the causes of gynecomastia, or enlarged male breasts, It could be due to aging (which also shifts hormone levels) or Herbal products that contain tea tree oil or lavender oil can also increase breast size.
Causes. Normal hormone changes are the most common cause of breast development in newborns, boys, and men. There are other causes as well. HORMONE.