No, it is easy to move tire air. Causing miscarriage. Qi mainly passes through the twelve meridians, the three yang and three yin of the hand. If you run Qigong on a big Sunday, it means all the springs-full of three yin-jumping around-tail-Mingmen-back du meridian-Fengfu-Baihui-porch-Xiang Ying Jing-dumb door-middle school-middle school-abdomen. Especially when the internal gas passes through the middle coke and dantian, it is easy to move the fetal gas. It's no use asking the doctor. Doctors only care about pathology, no matter what you do. Only by understanding Qigong can we know whether the running route of internal breathing will affect the uterus embryo. Health care during pregnancy is the main way to avoid postpartum syndrome. Note: I am not a doctor, but a qigong practitioner. Everyone thinks that the meridians are easy to block after pregnancy. If you practice Qigong at this time, you need strong internal qi to get through the blocked meridian points, and you will lose your blood pressure and internal pressure, which is very dangerous.