1. Can you have sex during pregnancy? You can have sex during pregnancy, but you need to pay attention to some things. First of all, pregnant women should avoid intercourse if they are at risk of premature birth or have problems such as bleeding. Secondly, in the third trimester, intercourse may cause uterine contractions and increase the risk of premature birth. In addition, pregnant women are susceptible to bacterial and viral infections during pregnancy, so they need to pay attention to hygiene. 2. What precautions should be taken during pregnancy? 1. Maintain good hygiene habits. Wash your hands, bathe, etc. more frequently. 2. Avoid contact with viruses and bacteria. Try to avoid going to crowded places. 3. Avoid strenuous exercise. excessive exercise