A guiding principle of exercise prescription that has been one of the foundations on which the use of resistance exercise to improve muscle performance is based is the overload principle. Simply stated, if muscle performance is to improve, a load that exceeds the metabolic capacity of the muscle must be applied; that is, the muscle […]

An understanding of the disablement process as well as knowledge of the process of making informed clinical decisions based on evidence from the scientific literature are necessary foundations of comprehensive management of patients seeking and receiving physical therapy services. Provision of quality patient care involves the ability to make sound clinical judgments, solve problems that […]

As shown in , modifying risk factors through an intervention such as therapeutic exercise is an important tool for reducing or preventing the major components of the disablement process. Risk factors related to disablement are influences or characteristics that predispose a person to the process of disablement. As such, they exist prior to the onset […]

Understanding the relationships among pathology, impairments, functional limitations, and perceived disability is fundamental to the prevention or reduction of disability. The presence of functional limitations may or may not lead to loss of independence and result in disability. Take, for example, a relatively inactive person with long-standing osteoarthritis of the knees. The inability to get […]