The appearance of side breasts, underarm meat, may be due to congenital developmental abnormalities, improper wearing of underwear, endocrine disorders and other factors, generally through the wearing of appropriate underwear, chest exercise, surgery and other methods to eliminate side breasts. 1. Abnormal congenital development: Underarm paratits are usually related to congenital development, and can be treated by surgical excision. 2. Improper wearing of underwear: In daily life, when wearing inappropriate underwear for a long time, the phenomenon of underarm paratits with flesh may also occur, and the symptoms can be relieved by replacing the appropriate underwear. 3. Endocrine disorders: when the hormone level in women’s body is disturbed, it may affect the endocrine secretion of the ovaries, thus strengthening the stimulation of estrogen on the breast epithelial cells, and causing women to develop the phenomenon of side breasts. Symptoms can usually be relieved by proper exercise and, if necessary, can be treated by surgery. When the appearance of side breasts, underarm meat, it is recommended to go to the hospital in time for further examination, and under the guidance of the doctor to clarify the cause of the disease, to take the right treatment.