Red Light Basics
Red Light Therapy Basics: What Photobiomodulation Means
New to red light therapy? Start with what red and near-infrared light are, how PBM works, and the terms you will see when comparing devices.
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Useful answers for real-life red light routines.
Start with clear product guidance, practical comparisons, and source-linked explanations written for everyday use.
Start with a question
What would you like to know?
Start with the question on your mind: how red light works, which format to choose, or how to use your mat.
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Red Light Basics
Understand the essentials before comparing devices.
Red Light Basics
Understanding 660 nm and 850 nm Red Light
What is the difference between 660 nm and 850 nm? Learn why one looks red and the other can look dim even while it is working.
Red Light Basics
How Long and How Often to Use a Red Light Therapy Mat
How long should you start with, and how often? Find the rePretty Mat starting settings and a gradual routine you can follow.
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Choosing a Device
Compare the space, setup, and features that matter to you.
Choosing a Device
How to Choose a Full-Body Red Light Therapy Mat
Will a full-body mat fit your home? Use a checklist for space, controls, care, warranty, and the details to compare before buying.
Choosing a Device
Red Light Mat vs. Panel: Which Format Fits Your Routine?
Would you rather lie down or use light upright? Compare mats and panels by posture, coverage, room layout, and storage.
Choosing a Device
How to Choose a Red Light Device Without Chasing Hype
Which specifications help you choose? Learn what to look for in a model, its controls, measurements, instructions, and support.
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Everyday Routines
Make room for a routine that works for you.
Everyday Routines
Building a Calmer Evening Routine Around Red Light
Want a quieter end to the day? Explore ways to fit a red light session around dim lighting, fewer notifications, and time to unwind.
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Use, Care and Safety
Get set up, care for your mat, and find the instructions you need.
Use, Care and Safety
How to Use a Full-Body Red Light Therapy Mat at Home
Ready for your first session? Follow the steps for laying out the mat, connecting the controls, choosing settings, cleaning, and storage.
Use, Care and Safety
Red Light Safety, Eye Protection, and When to Pause
What should you check before a session? Find guidance on eye protection, product condition, and when to pause.
How to use this library
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Each full guide includes its sources. Visit the research library to explore the studies, or read how we prepare our articles.