CommunityEat a Great BreakfastShould I eat my breakfast before or after my morning exercise? I usually go for a walk or a run. in Eat a Great Breakfast Should I eat my breakfast before or after my morning exercise? I usually go for a walk or a run. Rikonamy N. If you want to strengthen your body, exercise after eating; but if you want to lose fat, exercise before eating anything. Your new life awaits Start today