Red Light Therapy vs. Tanning Bed: Are They the Same Thing?
This is one of the most common misconceptions about red light therapy. People see a device with lights and assume it works like a tanning bed. They are fundamentally different technologies with completely opposite effects on the skin.
The Core Difference: UV vs. Red/Near-Infrared Light
Tanning Beds
Tanning beds primarily emit ultraviolet (UV) radiation — specifically UVA and UVB rays. UV radiation works by:
- Damaging DNA in skin cells (melanocytes), triggering melanin production (the "tan")
- Increasing risk of skin cancer — classified as a Group 1 carcinogen by the WHO
- Accelerating premature skin aging through collagen breakdown
- Causing cumulative DNA damage with each exposure
The tan you get from a tanning bed is actually your body's damage-response mechanism. There is no safe level of UV radiation from artificial sources.
Red Light Therapy
Red light therapy uses visible red (630–660nm) and near-infrared (810–850nm) light. These wavelengths:
- Do NOT tan the skin
- Do NOT contain UV radiation
- Do NOT damage DNA
- Work by stimulating mitochondria to increase ATP production and reduce inflammation
- Actually support collagen production rather than breaking it down
Side-by-Side Comparison
| Feature | Tanning Bed | Red Light Therapy |
|---|---|---|
| Primary wavelength | UV (280–400nm) | Red/NIR (630–850nm) |
| DNA damage | Yes — significant | No |
| Tans skin | Yes | No |
| Cancer risk | Elevated (Group 1 carcinogen) | None established |
| Collagen effect | Degrades collagen | Stimulates collagen |
| Eye safety | Very high risk | Low risk (eyes closed) |
| FDA clearance | N/A | FDA-cleared devices available |
| Sessions per week | Limited by safety guidelines | 3–7 sessions safe |
What They Actually Have in Common
The only real similarities: both use artificial light sources, and both can be used at home or in a salon. That's essentially where the comparison ends.
Red Light Therapy for Skin: The Anti-Aging Alternative
If tanning beds damage collagen and accelerate aging, red light therapy does the opposite. Clinical research shows that consistent red light therapy (630–660nm) increases dermal collagen density, reduces fine lines, and improves skin texture without any of the cancer risk.
The AWA LX300 and LX500 face masks are FDA-cleared red light therapy devices designed specifically for facial skin improvement — representing everything tanning beds are not: safe, collagen-building, and evidence-based.
Can You Use Both?
You can use red light therapy and get sun exposure (not UV bed exposure) — they work differently and don't interfere with each other. However, we strongly advise against tanning beds entirely given the established cancer risk.
The Bottom Line
Red light therapy and tanning beds have almost nothing in common except that both use artificial light. Tanning beds are a known carcinogen that ages skin. Red light therapy is an FDA-cleared therapeutic tool that supports cellular health, reduces inflammation, and builds collagen. The comparison undersells how different they truly are.
Explore AWA's FDA-cleared red light therapy devices — FSA/HSA eligible, no UV, no risk.