If there is one thing that fitness enthusiasts, researchers, and doctors are all singing the praises of these days, it is HIIE(high intensity intermittent exercise). Even jogglers like myself have joined the chorus, even if I can barely carry a tune.

What is HIIE? It is very short bursts of intense cardio at VO2 Max that is as beneficial or probably more beneficial than moderate intensity cardio for 30 to 40 minutes, according to recent research. It may be more beneficial for losing weight and improving insulin sensitivity than moderate cardio.

Getting fit from doing 4 minutes of cardio? I know what you’re thinking, but look here – The Unbelievable 4-Minute Cardio Workout.

A closer look at the science behind this in the Journal of Obesity:

In conclusion, regular HIIE produces significant increases in aerobic and anaerobic fitness and brings about significant skeletal muscle adaptations that are oxidative…