Group 1 - The core viewpoint is that women with normal menstrual cycles can engage in appropriate physical activities during their periods, which can alleviate discomfort and promote overall well-being [1] - Moderate exercise can relieve pelvic congestion and reduce symptoms such as abdominal pain and heaviness [1] - Physical activity can stimulate the release of pain-relieving hormones, thus reducing overall discomfort during menstruation [1] Group 2 - During menstruation, women should be cautious about the amount and intensity of exercise, as their physical response and muscle strength may be diminished [2] - It is recommended to choose lighter forms of exercise, such as walking or gentle yoga, and to avoid high-intensity workouts [2] Group 3 - Specific movements that increase abdominal pressure, such as plank holds and wall sits, should be avoided to prevent complications like excessive bleeding or uterine displacement [3] - High-impact activities, such as running and jumping, are also discouraged during this period [3] Group 4 - Swimming is not recommended during menstruation due to the risk of bacterial infection and the potential for increased menstrual cramps from cold water exposure [4] - The open state of the cervix during menstruation makes women more susceptible to infections, and low water temperatures can exacerbate discomfort [4] Group 5 - Young women who have recently started menstruating should gradually increase their exercise intensity, as their endocrine cycles may still be unstable [5]