The benefits of having a second child mainly include for women’s health and family. It has a certain role in reducing the risk of cancer and delaying menopause for women, and it can also relieve the pressure of having an only child in the family to a certain extent. I. Benefits to the female body 1. Reduce the risk of cancer: Generally speaking, the more pregnancies you have, the lower the risk of ovarian cancer and breast cancer; 2. Postpone menopause: The number of ovulation in a normal woman’s life is about 400-500 times, when the follicles in the ovaries are exhausted, the ovaries no longer produce eggs and cannot stimulate the growth of the endometrium, you will enter menopause and gradually menopause. Pregnancy will prevent ovulation for several months, delaying ovulation and prolonging menopause. 3. But this development is transient, after a few months of breastfeeding, the breast will gradually return to its original size. However, if you feel that your breasts are stunted, you can add more breast expansion exercises during the postpartum recovery process, which may properly delay the breast retraction. Second, the benefits to the family after the birth of a second child, the only child in the family increased partners, so that they develop a love of sharing, taking care of others, good habits, improve social adaptability, while avoiding the feeling of loneliness of the only child. In the long run, it can also relieve the pressure on the only child to support his or her parents.