Red Light Therapy Devices Are Everywhere—But What Do They Actually Do and What Results Are Realistic?

You have to wear it a lot more than you think.
CNBC

High-tech red light therapy is trending on TikTok and 'all skin types can benefit,' dermatologist says: Here's what to know

If you regularly scroll on TikTok, you've probably noticed a number of users wearing oddly shaped masks that illuminate red light. "Red LED light therapy" has more than 70 million views on the app, ...