You can exercise in moderation during your first pregnancy, such as walking and yoga, without worrying too much. Generally speaking, as long as the exercise is gentle and soothing and does not stretch the fascia, you can do it properly during your first pregnancy. The state of the fertilized egg is unstable when it is first formed, so when a pregnant woman exercises vigorously, it may cause the fertilized egg to detach from the uterine wall, so try to take gentle, slow exercises, such as walking, during the first half of the pregnancy to enhance the pumping function of the heart and promote metabolism. The time can be chosen after half an hour of dinner, but the distance should not be too long, ten minutes to half an hour is appropriate. After the embryo stabilizes and starts to develop, especially during the first trimester, which is a critical period for fetal development, pregnant women should also avoid strenuous exercise during this period to avoid abnormal fetal development or miscarriage due to emotional excitement and catching cold. Pregnant women can appropriately increase the number of radio gymnastics exercises, mainly aimed at stretching joints and relaxing muscles, improving body blood circulation and increasing flexibility. When pregnant women are exercising, they should try not to move too much and the ambient temperature should be appropriate to prevent excessive sweating. After sweating, pregnant women should use paper towels or dry towels to dry up in time, and try not to use wet towels to prevent getting cold. After the exercise to wait for the body sweat to dissipate, you can take a hot shower to relax the body.