The heat helps dilate blood vessels and increases the flow of oxygen and nutrients to help heal damaged tissue. It also decrease the transmission of pain signals to the brain and helps relieve discomfort andare great for relieving aches, pains, headaches, menstrual cramps, belly aches, ear aches, stress etc. or to warm you up on a cold night.
Simply microwave for approximately 1-2 minutes max at 30 second intervals. Overheating can result in a burn so please be careful.