Relax The Back is North America's largest specialty retailers of ergonomic and comfort products. Poor posture is dictated by the poor furniture we sit, sleep, and recline on. We offer a comprehensive line of products to prevent and relieve back pain through proper spinal support and alignment including ergonomic office chairs, Tempur-pedic mattresses and pillows, back and neck supports, massage chairs, fitness and massage products, and Zero Gravity recliners.