Magnetic therapy products are not sold as medical devices. Our magnetic products are not sold to cure diseases. No guarantee of effectiveness of the product is made, effectiveness varies from person to person. Magnetic therapy is not intended to replace any instructions, prescriptions or directions prescribed by your doctor. Not recommended for persons wearing a pacemaker, defibrillator, or any other implanted electro-medical device or if you are pregnant. Keep magnets away from computer disks, videotapes, video monitors, credit cards and any other magnetic media.