You can sweat during the preparation for pregnancy, but it is best not to sweat three days before and after ovulation. Steaming is helpful for detoxification, but it is not conducive to pregnancy. The reason is that sweating will lead to weak resistance, easy to catch a cold, and if you need to take medication for a cold, it may also affect the quality of the eggs. If women like sweating, should also maintain a reasonable frequency of sweating, and the time should not be too long, so as not to be due to poor breathing, high temperature and dehydration. After the steam should be done to keep the whole body warm, to avoid cold lead to counterproductive effects. During the preparation period should maintain a pleasant mood, do not have pressure, eat more nutritious and easy to digest food, eat more fresh fruits and vegetables. You can go outdoors for a walk and exercise properly, as well as maintain a regular routine and get enough sleep. In addition, avoid excessive contact with wild animals and pets, and also try to avoid going to crowded public places, especially during the flu season.