Passive range of motion refers to range of motion when somebody or something else, such as a therapist or machine, is moving a body part or a joint, rather than the person themselves. Range of motion ...
Dr. Sharon Gam on MSN

How to substitute exercises

If you can’t do a specific exercise that’s in your workout program, here’s a guide for finding an appropriate substitution.
Whether you’re looking to improve athletic performance, increase skill level, or boost overall fitness, applying the principle of specificity can help you get the results you need in a timely manner. ...