THREE SCIENTIFIC REASONS TO DO HIGH-INTENSITY INTERVAL TRAINING:
Excess Post-exercise Oxygen Consumption
Otherwise known as the EPOC effect will help you burn calories even after you've finished working out. To learn more about this, and how LES MILLS GRIT provides the EPOC effect, check out this video.
Stimulating the production of growth hormone is the secret to changing the shape of your body, fast. Check out this video to find out how LES MILLS GRIT will make this happen.
Fast Twitch Muscle Fiber
Whenever you exercise you engage your slow twitch muscle fiber but if you want maximize your workout you need to unleash your fast-twitch muscle fiber - and that's where LES MILLS GRIT comes in. To learn more creating muscle definition using both slow twitch and fast twitch muscle fibre check out this video.
There’s no disputing it. It’s scientifically proven that LES MILLS GRIT™ works. The high-intensity interval training (HIIT) effect means you burn calories for hours after the workout, increase aerobic fitness, unleash fast-twitch muscle fibers and grow lean muscle tissue, burning fat.
Find a LES MILLS GRIT workout near you or get 24/7 unlimited access to online workouts with LES MILLS On Demand.