Hamstring: Category of muscle that runs from the buttocks to the knee along the back of the thigh. It functions to flex the knee, and is oft times injured as a result of improper conditioning or lack of muscle flexibility.
Heel Cup: Orthotic device that is inserted into the shoe and worn under the heel to give support to the Achilles tendon and help absorb impacts at the heel.
Heel Spur: A hard bony shelf the width of the heel bone caused by repeated pulling away of periosteum from the heel bone.
Herniate: To protrude through an abnormal body opening.
Hot Pack: Chemical pack that rests in water, approximately 160 degrees, and retains its heat for 15-20 minutes when placed in a towel for general therapeutic application.
Hyaline Cartilage: Most common type of cartilage.
Hydrotherapy: Treatment using water.
