This is known as gynecomastia and a few other names
in the gym too. Other
side effects include loss of muscle tone, a decrease
in body hair, shrinking testes, depression, fatigue, lower energy levels,
poor memory, low stress tolerance, an ncrease in fat around the mid-section (belly fat) and erectile dysfunction.
Elevated estrogen levels really do cause men to look and somewhat act more like women and less like men.