Telemedicine is growing quickly in the United States. According to the American Telemedicine Association, there are currently about 200 Telemedicine networks, with 3,500 service sites in the US. Nearly 1 million Americans are currently using remote cardiac monitors. The Veterans Health Administration, a pioneer in using Telemedicine, now delivers hundreds of thousands of remote consultations every year. Over half of all U.S. hospitals now use some form of Telemedicine and worldwide, millions of patients use Telemedicine to monitor their vital signs, remain healthy and out of hospitals and emergency rooms.