Kustomer Kinetics is owned and operated by Dr. William H. Berger, Ph.D. Dr. Berger has been a physical therapist for over 50 years and specializes in arthritic pain relief, alleviating back pain, and treating shoulder pain as well as bone and joint pain. When Dr. Berger began treating his patients years ago, he was extremely dissatisfied with the selection of products available for treatment. He founded Kustomer Kinetics in 1979 to treat sport injury, strains and sprains, and sore muscles using heat therapy as well as specially-formulated products designed to be used in all clinics and rehab facilities. Whether you're suffering with bone and joint pain, hip pain, back pain, or leg cramps, Kustomer Kinetics has a treatment that's right for you. All of our pain relief products are thorou