Describe the concept of interval training. what is the benefit of this type of training?

Interval training is referred to as a type of training that includes a strings of high intensity exercises mixed with rest or relief periods. The high-intensity periods are close to anaerobic exercise, while the recovery periods involve activity of lower intensity.

This type of training is beneficial as it makes the heart stronger and more efficient. It also reduces the risk of heart disease and high blood pressure. This training improves both strength, speed and endurance in athletes.