Laser Is Not LED. Here Is Why That Matters. The most common mistake in at-home skincare technology is treating "laser" and "LED" as the same thing. They are not even close. Feature LED Laser Light type Incoherent, scattered light Coherent, focused beam Energy density Low (mW range) High (significantly more...

The LED Mask Hype Machine If you have scrolled TikTok or Instagram in the past year, you have seen someone wearing a glowing red face mask that looks like something out of a sci-fi movie. The before-and-after photos show smoother skin, fewer wrinkles, and a dewy glow that skincare creams...

The 300-Dollar Paperweight "I bought one of those super expensive LED face masks last year because everyone on TikTok swore it changed their skin, and honestly mine mostly collects dust. I think I've used it maybe six times total." — r/BeautyItemsReview Scroll through any Reddit beauty subreddit and you will...