For many years, the world's leading light therapy researchers and doctors have known that full-spectrum, 10,000 lux light boxes can be very effective at treating seasonal affective disorder. The Apollo GoLite portable is the first truly portable SAD lamp to offer 10,000 lux. Patent-pending BLUEWAVE™ is the result of ten years of research with medical universities and the National Institutes of Health (NIH). Great for people on the go. Check out our website for more details.