How long can you run after a meal is mainly related to the amount of food, if you eat a lot, then the rest time needs to be longer, to let the food in the stomach as much as possible to empty, and then exercise, so as not to cause stomach sagging, will not appear when running stomach discomfort. Generally speaking, if you eat normally, you can go running after an hour to an hour and a half of rest. Running is still a relatively large amount of exercise, need more rest, the best advice is to eat dinner 5-6 minutes full, and then rest an hour before running exercise. If you want to do some strenuous exercise after dinner, such as jumping gymnastics or fitness, long-distance running, as much rest as possible, after two hours of rest, basically do any exercise is not too affected.