1. Classification of body reactions: The body will have various reactions after pregnancy. These reactions vary from person to person. Some people will be more sensitive and have more discomfort reactions. Generally, it can be classified into three categories, namely physical response, psychological response and nutritional response. Physical reactions refer to changes in the body during early pregnancy, including breast tenderness, dizziness, nausea and vomiting, drowsiness, etc. 2. Discomfort reaction in early pregnancy: The body reaction is one of the most obvious reactions in early pregnancy. It usually appears in the early stages of pregnancy and lasts for 1-3 months.