Pregnancy is a magical and exciting process, and the first three months of pregnancy are a very critical stage for couples preparing to have a baby. At this stage, many couples worry about whether intercourse will have adverse effects on the fetus. Let’s answer this question below. First of all, the first three months of pregnancy are an important stage of embryonic development and a critical period for the formation of fetal organs. Therefore, couples should pay attention to some things when having sex to ensure the healthy development of the fetus. Health status: If a woman already has some health problems before pregnancy, such as uterine malformations, uterine fibroids, etc., it is recommended to consult a doctor before having sex. Doctors can make recommendations based on specific circumstances to ensure the safety of the mother and fetus. Pregnancy method: If a couple conceives through assisted reproductive technology, it is recommended to consult a doctor before having sex. Doctors can give advice on a case-by-case basis to ensure successful implantation and development of the embryo. Sexual lifestyle: During the first three months of pregnancy, couples can continue to have sexual intercourse, but they should be careful to avoid overexertion and strenuous exercise to avoid adverse effects on the fetus. In addition, some specific positions and postures may cause discomfort to women. It is recommended to choose an appropriate sexual lifestyle according to their own circumstances. Frequency of sexual life: In the first three months of pregnancy, couples can moderately adjust the frequency of sexual life according to their own circumstances and needs. If a woman is at risk for cervical laxity or premature birth, it is recommended to have sex less frequently to avoid overstimulating the cervix. It should be noted that if a woman has abnormal symptoms such as miscarriage, bleeding or abdominal pain in the first three months of pregnancy, it is recommended to stop sexual intercourse immediately and consult a doctor. Doctors can determine whether the fetus is affected through examination and evaluation, and make appropriate treatment recommendations. To sum up, you can have sex in the first three months of pregnancy, but you need to pay attention to some things to ensure the safety and healthy development of the fetus. If you have any discomfort or questions, it is recommended to consult a doctor. Doctors can give professional advice and guidance based on specific circumstances. I hope the above information can help couples who are preparing to have children. The most important thing is to maintain a positive attitude, a healthy lifestyle and a reasonable frequency of sexual life, so as to lay a good foundation for the healthy growth of your baby.