In order to have a healthy baby, we need to prepare and pay attention to different periods of pregnancy, such as prenatal checkups, ensuring nutritional intake during pregnancy, and adopting a suitable delivery method. 1.Preparation period: Before pregnancy, it is best to go to the hospital for a detailed consultation, to develop an individualized pregnancy preparation checkup, to investigate in detail whether there are factors in the body that are not conducive to eugenics and to correct them, and to use ovulation test strips to determine ovulation and schedule intercourse if ovulation is suspected to be irregular. The first thing you need to do is to take a look at the results of your pregnancy. A moderate amount of exercise is conducive to promoting metabolism, enhancing the pregnant woman’s own physical fitness and promoting healthy fetal development. Regular maternity checkups, do not overwork, can be appropriate fetal education; 3, childbirth: no special circumstances as far as possible to use natural childbirth method, the child born by cesarean section is prone to allergic diseases and hyperactivity.