22 May 2025 These contact lenses give people infrared vision — even with their eyes shut Sci-fi-style technology uses nanoparticles to convert infrared light into visible light that humans can see.

What is light therapy supposed to do? LED masks feature eye and mouth holes and are typically held in place with straps. Hand-held wands are lightly pressed against the skin and slowly moved around.

One Popsugar editor tried the TikTok-approved LED Mask from HigherDOSE. Find out why it's worth the hype here.

About the Higher Dose Red Light Mask The red light works to reduce fine lines and wrinkles, boost collagen and elastin, reduce redness, and boost your mood.

The researchers then tested whether the birds preferred a particular light source, such as high-pressure sodium lights or LED lights, or color.