After pregnancy, the hormone level in the body changes, which will lead to a decrease in the ability to resist diseases, and is susceptible to various pathogenic microbial infections and diseases, especially the incidence of colds will increase accordingly. The common symptoms of cold in early pregnancy are: 1. Respiratory symptoms are the most common cold symptoms, pregnant women may have stuffy nose, runny nose, sneezing, coughing, coughing and sputum. 2. Pregnant women’s original early pregnancy reaction further increases, with obvious headache, dizziness, fatigue, drowsiness, etc. 3. may aggravate the reaction to pregnancy vomiting, such as nausea, vomiting, inability to eat normally. 4, Cold symptoms caused by viral infection, the patient may have a significant fever. Combined colds during pregnancy, especially influenza, may affect the normal development of the fetus. Pregnant women should visit a public hospital as soon as possible and follow the doctor’s instructions to give appropriate treatment. Common cold symptoms usually return to normal within a week on their own and have little effect on fetal development, so no special treatment is needed.