First, research shows that doing 20 minutes of interval training helps burn belly fat better than doing 40 minutes of slow cardio. (turbulencetraining.com)
In fact, research shows that interval training is better for burning belly fat than long cardio workouts. (turbulencetraining.com)
In fact, some of the research shows that 40 minutes of slow cardio does not burn belly fat at all. (turbulencetraining.com)