Bellies tend to grow big as the days grow short. But unlike hibernating bears, we derive no benefit from the extra insulation.
"The key to avoiding winter weight gain is to pack on more lean mass," says strength coach Jim Smith, C.S.C.S., owner of Diesel Strength in Wyalusing, Pennsylvania. "That boosts your resting metabolism, which helps you burn more fat even when you're not exercising."
Stay slimmer this season with this muscle-maximizing workout.Men's Health Workout Center to get started.)
Exercise A: Barbell Squat
Hold a barbell across your upper back using an overhand grip.
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Do six reps. "The squat works nearly every muscle in your body, making it ideal for building brute strength and power," says Smith.
More: How to Master the Squat