There are many characteristics of female development. When a woman develops, she will experience changes in her sexual development, her breasts will increase in size, and she will occasionally experience swelling and pain. The ovaries will gradually develop and hormone secretion will gradually increase, causing menstruation, and some women will also develop pubic hair at this stage. The characteristics of female development also include obvious changes in appearance. Due to the excessive secretion of sex hormones in the body during the developmental period, women may experience rapid growth and weight gain. Some women will have subcutaneous fat growth, accompanied by a special smell and armpit hair. Female development is an important period of transition from childhood to adolescence and requires timely nutrition to avoid symptoms such as breast dysplasia and stunted growth.