Within half an hour after exercise, blood is concentrated in the trunk of the limbs, and the digestive function of the stomach is poor. Eating at this time will cause indigestion, abdominal pain, flatulence and other adverse symptoms. It is recommended not to eat, but to drink some water.
The peak of absorption is from half an hour after exercise to 1.5 hours. People who lose weight should not eat a lot of high-calorie food at this time. People who gain muscle should supplement protein at this time to promote absorption.