8 Amazing Fat-Burning Intervals

Overeat lately? Burn fat fast by giving one of these eight interval workouts a try.

WORKOUT FIVE >>

Courtesy of Justin Klein, CSCS with HUMANFITPROJECT

> 1 minute Sprint
90 second Recovery
> 1 minute Sprint at 3% incline
90 second Recovery
> 1 minute Sprint at 6% incline
90 second Recovery
> 1 minute Sprint at 9% incline
90 second Recovery
> 1 minute Sprint at 12% incline
90 second Recovery

Repeat three to six times depending on level of conditioning.

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