Effectively Relieve Pain: The heating pad for cramps can effectively relieve abdominal pain during menstruation, back pain, leg cramps, waist, shoulder, and neck muscles pains through dry or moist heat therapy, helping promote blood circulation. You can enjoy a high level of relaxation at home, in the office, or in the gym. The heating pad for back pain relief is very suitable for the elderly, office workers, and sports enthusiasts etc.