Interesting. Reason why so many people are short sighted nowadays is insufficient amount of natural light in childhood causing inproper eye growing... 👀👓#til
https://youtu.be/vbCobKbLJls
https://youtu.be/vbCobKbLJls
Screens are NOT the reason kids need glasses 👀
Watch the new season of MinuteBody - and get access to both CuriosityStream and Nebula - at https://curiositystream.com/minuteearthWay more kids have fuzzy v...YouTube