The device listed on Amazon is not a laser but a LED. Most of the stuff I have read says the best results were found from lasers with a wave length of about 810nm (cannt remember exact number).
Thought I would put this out there as I believe it could be a good tool to help us aging Tree Guys keep on going physically. So about 5 years ago I became interested in infra red LED therapy which NASA did a bunch of research on and concluded that it expediated healing measurably. So this year I...
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