Red-light devices are all over social feeds and make enormous promises. From the many, we find the few that are actually worth your commitment, time, and money.

Ultrafast laser pulses have been molded with a spatial light modulator in three dimensions to control the shape and contrast of refractive index elements and facilitate their assembly into micro-optic ...

Peepers reading glasses have earned a spot on Oprah’s Favorite Things list multiple times. The brand’s stylish frames, including blue light-blocking glasses, are available at Amazon from $10 ...

The RayNeo Air 3S is available for $269 These XR glasses provide advanced micro-OLED screens, dual speaker chamber design, and a 201-inch screen visual experience There are no light-blocking ...

It has eliminated stubborn foundation stains on a white button-down, tomato sauce on a sweatshirt, burger grease on a puffy jacket, and more.

This is everything eye doctors want you to know about caring for your contacts and when to replace them.

These categories are determined by how much light passes through the lens to your eye via a metric called VLT (Visible Light Transmission). The higher the category, the darker the lens.