On the third day of menstruation, there are no accompanying symptoms, you can do some light exercise, such as gymnastics, yoga, etc. It is not advisable to do some strenuous activities, such as running, playing ball games, etc. If it is accompanied by stomach pain and heavy menstruation, it is best not to exercise. On the third day of menstruation, if the bleeding is not very heavy, the climax period has passed, and the woman’s usual physical condition is good, in this case, you can do some light exercise, such as gymnastics or yoga, which can help the woman shape her body. Some women on the third day of menstruation may have more volume, and others will have pain in the stomach, lumbago, etc. In this case, try not to do sports, pay attention to rest, avoid fatigue and exertion.