Eyewear companies sell lenses that block blue light at an upcharge, claiming it causes eyestrain. But experts say research offers no evidence of that.
https://www.washingtonpost.com/technology/2024/09/19/blue-light-glasses-effective-work-eyestrain/?utm_source=dlvr.it&utm_medium=blogger
https://www.washingtonpost.com/technology/2024/09/19/blue-light-glasses-effective-work-eyestrain/?utm_source=dlvr.it&utm_medium=blogger