What is it? EXER-TENNIS is a form of exercising while improving many of your tennis skills. Classes will consist of a series of drills designed to help improve your court coverage, quickness and speed, body balance and footwork, endurance, anticipation and hitting skills. If you’re looking for a way to keep in shape and improve your tennis at the same time, this is for you!!! Players of all ability levels are encouraged to give it a try!