circuit training

Circuit training refers to a type of exercise that uses weight training machines in a circuit.  Circuit training is a popular form of resistance training that can get your dramatic results with a relatively small investment of time. 

Do you ever watch a movie and think ‘I wonder what kind of workout they do to get those bodies.’ It seems actors have an uncanny ability to shape themselves as though they were made of rubber. One movie they are fat, the next they are ripped. How do they do it?