Laser Therapy and "Cold Lasers"

What Are “Cold Lasers” in Low Level Laser Therapy (LLLT)?

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April 12th, 2007

Q: I have heard the term “cold lasers,” what exactly are they?

A: The lasers used in Low Level Laser Therapy (LLLT) are referred to as “cold lasers” because they are able to alter tissue function without having to raise the temperature of the target tissue above 37 degrees C (body temp).

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