A Beginner’s Guide to Red Light Therapy

Travis Baughman, PT, DPT, Cert. MDT

No matter where you look—social media, wellness blogs, even your local gym—you can’t miss the buzz about red light therapy. But what exactly is it, and why is it suddenly everywhere?

What is Red Light Therapy?

Red light therapy, also known as photobiomodulation, is a low-level light treatment that uses infrared and near-infrared light applied directly to the skin. Unlike tanning beds or UV rays, it’s non-heating and non-damaging—making it appealing for a wide range of wellness goals.

How Does It Work?

Think of your cells as tiny batteries. Red light devices emit specific wavelengths of light that penetrate deep into the skin—reaching muscles, tissues, and even cells themselves.

Research suggests these wavelengths are absorbed by mitochondria, the cell’s powerhouses, which then produce more ATP (cellular energy). More energy means your cells can work harder, repair faster, and function better.

This boost in cellular activity is linked to:

Improved blood flow
Collagen and elastin production
Reduced inflammation
Accelerated tissue healing

Common Uses for Red Light Therapy

People turn to red light therapy for a variety of health and wellness reasons, including:

Pain relief for joint pain, osteoarthritis, and muscle soreness
Faster muscle recovery after workouts or surgery
Enhanced wound healing
Hair growth support in some cases

Whether you’re an athlete, recovering from injury, or simply chasing better skin health, red light therapy has potential benefits worth exploring.

Is Red Light Therapy Safe?

For most people, yes—it’s generally considered low risk. The wavelengths used don’t heat the skin, and side effects are rare. Still, a few precautions are important:

If you have light-sensitive skin, you may experience redness or mild irritation.
Avoid direct eye exposure—protective eyewear is recommended.
Always choose an FDA-approved device to ensure safety and efficacy.

The Bottom Line

Red light therapy is backed by research and real-world results—especially when it comes to reducing inflammation, easing pain, and speeding up muscle recovery. If you’re ready to experience these benefits for yourself, visit us at LHM and discover how red light therapy can support your personal goals. Our team will guide you through the process and help you take the next step toward moving, feeling, and performing at your best.