Learn about
Red Light Therapy
Red Light Wellness publishes six pages that explain red light therapy itself, separately from any product. Each page answers one question. This page points you to the one you need
Start here
If red light therapy is new to you, start with what it is, then follow the page that matches your question.
What each page covers
What is Red Light Therapy?
Defines the therapy, describes the two kinds of light it uses, and explains what a session involves.
Red light versus infrared
Distinguishes visible red light from near-infrared light and explains why a device may use one or both.
How Photobiomodulation works
Covers the mechanism: how cells absorb light, and what happens after they do.
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Is Red Light Therapy safe?
Covers general tolerability, eye protection, and when to check with a professional first.
Wavelengths and irradiance
Explains the measurement vocabulary, nanometers, irradiance and fluence, and what a device number needs alongside it to mean anything.
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How much light, and how often?
Sets out the dose framework: what dose is, how session length and frequency fit in, and why more is not better.