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‘Cold’ lasers: Sci-fi or a serious healing device?

It may sound like something out of ”Star Trek” but makers of low-intensity ”cold” lasers say the devices treat a broad range of pain and swelling, and may even heal a fracture. Physicians say there is some credible scientific evidence for cold lasers, but to beware of exaggerated claims.

By Laura Johannes
The Wall Street Journal

Full Story: http://www.sltrib.com/business/ci_5408321

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