High Intensity Interval Training DEFINED

http://www.runnersblueprint.com/high-intensity-interval-workouts-you-need-to-try/
This article is great because it not only breaks down the health and fitness benefits of HIIT but explains the best methods used for optimal results.

“High-intensity interval training involves alternating between intense bursts of anaerobic activity (running, rowing, jump roping, biking, etc.) with periods of moderate or low aerobic activity for recovery.

The typical HIIT workout format involves performing 20 to 60 seconds of intense activity near your peak ability, followed by a comparable rest period of low to moderate exercise, repeating the cycle for a total of 15 to 30 minutes.”

-Highly effective in burning body fat while maintaining and strengthening muscle mass

-Proven to provide the same results within 2.5 hours as 10.5 hours of regular endurance cardio

-Amps up metabolism and human growth horomone by up to 400% for 24 hours after

This article also offers 15 different tailored HIIT workouts to meet any goals you want to hit.