There is no fixed order of breakfast and running, you can eat breakfast first and then run, or you can run first and then eat breakfast. If you eat breakfast first and then run, it is generally recommended to run after half an hour after breakfast, because just after eating the stomach needs a lot of blood to digest food. If you run too early, it is easy to cause poor digestion of the stomach, and at the same time, because there is a lot of food in the stomach, this time running is easy to lead to the occurrence of gastric prolapse. If you run first after eating breakfast, generally must ensure that not in the state of hunger, because after a night of digestion of human food is basically digested, at this time running is easy to occur the phenomenon of hypoglycemia, and requires that within 1h before breakfast can not run should run in advance to prevent the stomach into the food after exercise and cause stomach discomfort.