Lose weight in 4-12 minutes a day!
Spencer will show you how to get incredible results in just minutes a day! The secret to 20 Second Fitness is 20 second max effort intervals done in quick 4 minute workouts that boost metabolism, build lean muscle which will get you quick results! 20 second intervals are ideal for maximizing calorie burn and through focused muscle specific sets, we can stimulate optimal muscle overload to build strength and lean muscle. Tapping into the rarely used anaerobic system leads to afterburn or rapid burn – a process that boosts your metabolism and maximizes calorie burn, even after you stop exercising.