"It's the most scientifically proven exercise system. It's time efficient and incorporates strength, flexibility and cardio in the same workout." (The Cooper Institute; Texas) Circuit training is moving from one exercise to another in set intervals with little or no rest in between to keep the heart rate in the target zone. Circuit training is a type of interval training in which strength exercises are combined with endurance/aerobic exercises, combining the benefits of both a cardiovascular and strength training workout.
How is circuit training useful?
"Maximum results in minimum amount of time". Circuit training allows one to achieve a ultimate cardio and strength training workout in just 30 minutes, burning 300–500 calories at a time. It provides five major aspects of fitness i.e. strength, stamina, flexibility, endurance and cardio-vascular benefits.