The Model Definition of Physical Therapy adopted by the American Physical Therapy Association, states that physical therapy includes:
Examining individuals with impairment, functional limitation, and disability or other health related conditions in order to determine a diagnosis, prognosis, and intervention.
Alleviating impairment and functional limitation by designing, implementing, and modifying therapeutic interventions.
Preventing injury, impairment, functional limitation, and disability, including the promotion and maintenance of fitness, health, and quality of life in people of all ages.
Engaging in consultation, education, and research.