Gynacomastia is the enlargement of the gland tissue of the male breast. Newborns, boys going through puberty and middle-aged to older men are more prone to developing Gynacomastia as a result of normal changes in hormonal levels.
Results from an imbalance of hormone levels in which there is a decrease in the amount of testosterone compared with oestrogen (female hormones). This could be cause by side effects of certain medications, natural hormone changes and certain medical conditions.
Gynacomoastia is not a serious medical condition and may dissipate on its own.