Red light therapy (RLT) involves exposing the body to low-wavelength red or near-infrared light (IRL). Red and near-IRL differ slightly in terms of wavelength and visibility. Red light is visible to ...
Everyday Health on MSN
The 9 best doctor-recommended red light therapy masks on the market
Red light range: Pay attention to the wavelengthsred light typically falls between 630660 nanometers, while near-infrared is usually around 830 nanometers, says Dr. Henry. Look for masks that fall ...
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