The best way to undo overeating is to get back on track with a workout that makes you S-W-E-A-T. (You'll feel way better afterward, trust.) The morning after eating a massive meal, don't beat yourself up. Just perform this circuit, designed by Kailee Combs, certified fitness instructor from Refine Method, a high-intensity training studio in New York City. You'll raise your heart rate while giving your metabolism a much-needed boost