Research indicates that the most important thing you can to help your body after the age of 60 is to have the most comprehensive muscle mass, flexibility program you can handle.

Isokinetic refers to  a type of muscular contraction where the speed of movement is held constant regardless of the force applied. This method allows muscles to be worked throughout their full range of motion at a consistent speed, which is useful for building strength and endurance, particularly in rehabilitation or sports training