How much has your screen time increased since you’ve been social distancing? If you are anything like most of us actively trying to “flatten the curve,” you’ve probably increased by double digits. Between keeping up with the news, working, staying in contact with friends and family via FaceTime, WhatsApp, and Zoom, and aimlessly thumbing through Instagram and Tiktok, it’s easy to spend 10-12 hours every day staring at a screen. One potential beauty-related downside of all that screen time is the exposure to blue light.
WHAT IS BLUE LIGHT?
The sun emits a broad spectrum of red, green, and blue light. During daylight hours, the blue light of the sun helps with alertness, focus, regulating our sleep pattern (circadian rhythm), and boosting our mood. (Have you noticed how crappy you can feel on cloudy days?) Blue light has a wavelength of between 400 and 450 nanometers and a higher concentration of energy than the other forms of light. Read more
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