The SmartSun Therapy SST28 utilizes more than 28,000 Red Light, and Near-Infrared Light LED’s to treat muscle and joint discomfort, stiffness, minor arthritis, and muscle spasms. It enhances blood flow and relaxes muscles. Tanning salons across the country are creating an entirely new revenue stream with the SST28. The benefits resulting from the combination of Red Light, and Near-Infrared Light are best achieved when the lights are within 2-3 inches of the skin. The SST28’s sleek design places you closer to the light for a more effective treatment with a full-body exposure, unlike other devices found on the market.