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Only horses have feedbags, so we can be fairly certain you won’t be snacking when you’re jogging on a treadmill. But exercise has lasting effects on blunting hunger besides keeping you in the gym and out of Mickey D’s. Scientists have identified two key appetite hormones, grehlin and peptide YY, that are partly suppressed by aerobic exercise. A separate study found that those who walked on a treadmill for 15 minutes found their chocolate cravings reduced. Yes, they even unwrapped and handled chocolate bars. The things we do for science.

The Takeaway: More research needs to be done, but cardio training in particular appears to help reduce cravings for sugary, fatty foods.

Get Active! By the Editors. The Active Life. Exercise and Fitness.

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