High intensity interval training or sprint interval training is a workout strategy or ‘method’ which is intended to improve performance, with relatively short training periods.
HIIT is a form of cardiovascular workout which is extremly efficient in burning fat. High Intensity Interval Training increases metabolism, stimulates growth hormone production and increases explosive force. Obviously cardiovascular endurance is improved, both aerobic and anaerobic. Research shows that HIIT is far superiour than the more traditional low intensity training.
The usual HIIT sessions vary from 4 to 20 minutes. The “original” protocol is set to a 2: 1 ratio, alternating periods for recovery and intensive bursts.
A HIIT session consists of a warm-up, followed by six to ten repetitions (periods) of high intensity exercise, separated by medium intensity exercise and total training ending with a cool down. The high intensity of periods need to be painfull 🙂 The number of repetitions and the length of each, will depend on the HIIT type…