At this stage, extreme changes of hormones are one of the causes of gyncomastia,.

What Are the Causes of Gynecomastia. Second, it can also be the side effects of a particular drug. First, we have the hormonal changes during puberty. Overdeveloped breast tissues, also known as gynecomastia, is the most com breast abnormalities amongst male in our current society. This condition mostly occurs during the adolescence due to the hormonal changes during this period. In many cases, the condition can also occur after puberty and amongst elderly men. There are predisposing and precipitating factors that might lead to gynecomastia.

It is characterized by a firm and tender mass situated beneath the areola. Fourth, it is due to poor diet and exercise. In normal conditions, the symptoms will subside in 1 to 2 years. Usually the condition is just temporary. The true meaning of the word "Gynecomastia" comes from the greek word, gyne which means woman and mastos, meaning breast. The initial symptoms are usually pain and tenderness.

Third, it is often the side effect of diseases such as chronic liver disease, tumors and a genetic disorder called Klinefelter's syndrome and Gilbert's syndrome.