Get to know a Physical Therapist. Shadow them for a few days and see what they do. The more you shadow, the more you will learn. I know there are several schools that teach the program. All programs offer a Doctor of Physical Therapy (DPT) degree. DPT programs typically last 3 years. Many programs require a bachelor's degree for admission as well as specific educational prerequisites, such as classes in anatomy, physiology, biology, chemistry, and physics.