Limited range of motion seldom develops suddenly. It is usually a slow process that gradually diminishes your ability to do even simple, everyday tasks. Until someone brings it to your attention, you might not even realize what youve lost. Many people with arthritis just learn to live with it. "Performing daily function tests could be the first step in identifying areas of the body that are becoming predisposed to abnormal stress or injury, says Brian Stalter, MPT, a Cleveland Clinic physical therapist. "Pain associated with limited range of motion often leads to disuse of that particular area of the body." Here are four range-of-motion tests recommended by Dr. Stalter, all of which are designed as general guidelines.