 It's developed by doctors. Relief Factor uses a unique formula of natural ingredients. It doesn't mask pain, helps reduce or even eliminate it. Wherever you might be hurting, back, neck, joints, or muscles, in three weeks or less, you'll start to feel the difference all day, every day. So whatever you'd like to do, swimming, pick a ball, hanging out in the garden, Relief Factor can help you feel good again and let you enjoy all your favorite outdoor activities all summer long.