Short answer: Red light therapy delivers specific LED wavelengths (roughly 630–850nm) directly to the skin without significant heat, while an infrared sauna uses infrared to warm the body and raise your temperature. They are different tools for different goals.
How red light therapy works
An LED panel emits chosen wavelengths of red and near-infrared light at your skin from a short distance. The point is the light itself, at specific wavelengths — not heat. Sessions are short and you do not get hot.
How an infrared sauna works
An infrared sauna uses infrared emitters to heat your body and induce sweating, much like a traditional sauna but at a lower air temperature. The point is the heat and the whole-body warming.
The key differences
Light vs heat: red light therapy is about targeted wavelengths; a sauna is about warming the body. Precision: a panel lets you pick wavelengths and target an area; a sauna warms everything. Experience: red light sessions are short and cool; sauna sessions are hot and sweaty.
Which should you choose?
If you want targeted light at specific wavelengths for a particular area, a red light panel is the tool. If you want whole-body heat and a sauna experience, that is a different product. Some people use both for different reasons.
FAQ
Is an infrared sauna the same as red light therapy?
No — a sauna uses heat; red light therapy uses specific light wavelengths without significant heat.
Do red light panels get hot?
No, not significantly — they are designed to deliver light, not heat.
Can I use both?
Yes, they serve different purposes.