... stiffness. Designed for treating larger areas such as the legs, upper back, or abdominal area. The drapes easily, assuring complete conformity to ... taking away the wastes, which may hinder healing. Sufferers of back pain, arthritis, muscle aches, tendonitis, and tension, can now benefit ... in the microwave as directed, apply to the site of pain. Relief begins immediately and lasts for up to 30 minutes ...