Compare 4 light therapy devices side by side. Click on the thumbnail or “Light Therapy 2014 Comparison” to view the full matrix at a legible size. Sleep Review’s matrix compares features such as warranty, light bandwidth, and suggested treatment range for the following products: Carex Health Brands’ Day-Light Sky, Re-Timer Pty Ltd Re-Timer, The Lightbook Company Ltd Litebook EDGE, and The Sunbox Company SunLight JR.

This online guide is a supplement to the December 2014 print issue. If your company is missing, please e-mail editor Sree at [email protected] so you can be considered for the next update.

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