After a small birth, it is recommended to prepare for pregnancy after three months. At this time, the body is recovering well in all aspects and is suitable for another pregnancy. If it is a biochemical pregnancy, that is, the HCG reaches tens or hundreds after pregnancy, and the menstruation comes in a few days after the period, then it is not necessary to treat it as an abortion, and it is fine to prepare for pregnancy normally in the next month, and there is no need to worry about it in particular; if it is a natural abortion, a surgical clearance operation abortion, an abortion with medication, then it is possible to prepare for pregnancy at an interval of three months;. Rest for three months and wait for the endometrium and the endocrine secretion of the body to return to normal before getting pregnant. During this period, half a month after a miscarriage, you should pay more attention to rest, avoid strenuous activities and contact with cold water, and then you can start working after your body recovers. It is also important to avoid straining during work and to avoid exposure to chemicals and radiation. Before you get pregnant again, you can also prepare for pregnancy, improve the pre-conception checkups, find out the problems in time, take folic acid in advance to prevent fetal malformations, and get pregnant again when all conditions are good. The uterus needs time to recover after miscarriage, it is best to rest for about three months.