Dr. Elizabeth Yuko is a bioethicist and adjunct professor of ethics at Fordham University. She has written for The New York Times, The Washington Post, The Atlantic, Rolling Stone, CNN & Playboy.

Every day, we're spending more and more time looking at computer screens. Unfortunately, even if you have 20/20 vision, the unnatural light beaming into your eyes can still affect your well-being.

If you purchase an independently reviewed product or service through a link on our website, Rolling Stone may receive an affiliate commission. After spending long periods of time on the computer – say ...