Generally, weight does not increase in early pregnancy, but there are individual differences. The gestational sac is very small at the beginning of pregnancy, and the uterus does not show obvious changes, coupled with the rise in HCG levels in the pregnant woman’s body after pregnancy, which can cause different degrees of early pregnancy reactions, such as nausea, vomiting, etc. Most pregnant women have a poor appetite in early pregnancy, mostly light diet, so the general weight will not increase. However, for pregnant women who do not have early pregnancy reaction, over eating, weight will increase. Early pregnancy does not require a balanced diet, can be based on the pregnant woman’s own situation to choose the diet, but also pay attention to avoid odor and greasy, spicy and stimulating food. Also pay attention to appropriate rest, do not be too tired and strenuous exercise, prohibit coitus, and continue to take folic acid under the guidance of the physician, the general situation is stable, on time delivery can be.