Currently, with the change in the national policy on second pregnancy, more and more families are choosing to have a second child. As a result, issues related to second pregnancy have become a hot topic of concern. First of all, a pregnant woman will have a distinct history of menopause after pregnancy. In addition, the same symptoms of early pregnancy reactions, such as nausea, vomiting, aversion to greasy food, etc., can occur in the early stages of second pregnancy. Some pregnant women may have mild emotional changes after pregnancy, such as paranoia, emotional instability, etc. Some pregnant women may experience a slight discomfort in the lower abdomen in early pregnancy. With the hormonal changes in the body after pregnancy, pregnant women may experience breast enlargement and slight swelling and pain. The symptoms of early pregnancy are all normal physiological phenomena. However, the above-mentioned early pregnancy symptoms are mild and can disappear on their own after 12 weeks of pregnancy. Therefore, if the above early pregnancy symptoms last longer and are more severe, pregnant women should pay attention to them and if necessary, they should immediately consult a local hospital for symptomatic support treatment. When a pregnant woman finds out that she is pregnant, she needs to be seen in the early stages of pregnancy to establish a prenatal care book and to routinely rule out any related diseases affecting the pregnancy.