How to burn more fat with hill sprints

You already know that sprint intervalscan burn fat fast (seven times faster than steady-state cardio), but with just a few rounds of hill sprints you can incinerate fat in the time it takes to lace up your shoes. We asked strength coach and author Jason Ferruggia to let us in on his favorite conditioning tool.

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“Hill sprints are safer on your legs because of the angle of your body and the shorter stride,” Ferruggia says. There’s also greater loading going uphill, and your lower body and arms learn to contract faster. Don’t worry about lactic acid, either. Increasing training volume by 10–20% per week will improve your lactate threshold, researchers say. Hill sprints have been used by some of the best athletes in the world. NFL Hall of Famer Walter Payton’s motto: “You’ve got to beat [the hill].”