Pew! Pew! Pew! Lasers!!! What could be more high tech than that? Hold on a second...what exactly IS a laser? And how is it different than other sources of light? Knowing that, why would you use it? And can you have very high quality research on very low plausibility hypothesis? You bet you can!

Incorporation of photobiomodulation therapy into a therapeutic exercise program for knee osteoarthritis: A placebo-controlled, randomized, clinical trial. de Paula Gomes CAF, Leal-Junior ECP, Dibai-Filho AV, de Oliveira AR, Bley AS, Biasotto-Gonzalez DA, de Tarso Camillo de Carvalho P. Lasers Surg Med. 2018 Oct;50(8):819-828. doi: 10.1002/lsm.22939. Epub 2018 May 7.

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Music for PT Inquest: "The Science of Selling Yourself Short" by Less Than Jake Used by Permission