Red light therapy devices are everywhere—but what do they actually do and what results are realistic?

You have to wear it a lot more than you think.
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Best red light therapy devices to shop for home use, tried and tested

We have NASA to thank for red light therapy. Before the skin-loving, hair-follicle stimulating benefits were discovered, the LED was used by astronauts to combat injury on space missions before ...
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The Best Red Light Therapy Devices, According To Clinicians and Editors

“Whilst clinic LED treatments are both effective and popular, at-home devices are a much more cost-effective and convenient way of using LED,” says Laurence Newman, founder and CEO of Currentbody.