Have you ever woken up to bright morning skies feeling energized? A big reason for your mood is the high-intensity blue light coming from the sun. Among the visible light spectrum, blue wavelengths ...

Blue light is a high-energy part of visible light from the sun, screens, and light-emitting diode (LED) bulbs. Your cornea and lens don’t block blue light the way they block ultraviolet (UV) rays.

If you remember your prism experiment from grade-school science, light is made up of several visible colors. One of these colors is blue light. It has the shortest wavelength and produces the highest ...

Current relationship status: in a domestic partnership with my iPad, laptop, and iPhone. After shifting all areas of my life to digital (virtual happy hours, endless IGTV workouts), my screen time has ...

If you’re like most adults, you may be spending more time in front of screens than ever before — and feeling eye strain as a result. To help ease this strain, many people have turned to blue light ...

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