Cause 1: Taking exercise after meals makes more blood flow into muscles, which leads to gastric ischemia and indigestion of food.

Reason 2: Cold stomach. For example, drinking too cold water after exercise will cause great stimulation to the gastrointestinal tract, causing diarrhea, or the abdomen will get cold during exercise, which will cause the stomach to get cold.

Small Lu Zheng Pills are recommended for diarrhea. It is a pure natural plant medicine, and its nature will be milder than other products. Take a few tablets for loose bowels, and it usually takes 15-30 minutes to take effect.