Acufit Advanced Foot Mat May help with Diabetes, Constipation, Heartburn, Indigestion, and Renal Problems. May promote circulation and can boost energy levels that may last all day. May minimize leg & ankle pain, and reduce leg fatigue. May help with Sciatica, Cramps, Piles, Migraine, Sinus, and Insomnia. Simply Walking on the toes may help relieve Headache, Migraine, Sinus, Asthma, Tonsils, & Insomnia.