Both boys and girls have breast tissue. Normal breast development first appears shortly after birth, and then again at the beginning of puberty. The timing of breast development varies greatly from one person to another and in some girls may not occur until well into the teenage years. Here's an overview of some of the main breast abnormalities that can occur in children. Baby girls and boys will have a small breast bud that can be felt for a few weeks after they are born. These buds of tissue will become the breast tissue in the adult. In early infancy, they can be prominent because of the effects of the mother's estrogen.
What are the signs of gynaecomastia?
More on this topic for:
With gynecomastia, tissue inside the breast glands grows. This can cause female-appearing breasts. 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 and testosterone. Gynecomastia can affect one or both breasts, sometimes unevenly.
Even Infants Have Breast Tissue!
Full disclosure: Writing about how lavender essential oil can make you grow man boobs has turned me into a hypochondriac. And if I have to live with this knowledge, so do you. Puberty is by far the most prevalent cause of man boobs: One-half of adolescent boys will experience gynecomastia , with peak onset between the ages of 13 and Even still, this brief experience with gynaecomastia can be especially debilitating for young men.