The 8 Best Fat-Blasters
Burns 170 calories in 30 minutes
That's right, walking actually made our list. Full disclosure, though: A leisurely stroll with a friend won’t cut it. You should be walking briskly enough that it's difficult to keep up a steady conversation. To get the most from your biggest calorie-burning muscleslegs, butt, and coretake short, quick steps, keep your torso upright, and pump your arms back and forth (not side to side) in time with your stride. With each step, land on your heel and roll through to your toes.
Boost the burn: Alternate two minutes of brisk strides with one minute of as-fast-as-you-can-go walking (or jogging).
Next: Mountain Climbers
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