this post was submitted on 16 Apr 2024
1234 points (99.0% liked)

Memes

45740 readers
779 users here now

Rules:

  1. Be civil and nice.
  2. Try not to excessively repost, as a rule of thumb, wait at least 2 months to do it if you have to.

founded 5 years ago
MODERATORS
 
you are viewing a single comment's thread
view the rest of the comments
[–] psud@lemmy.world 1 points 7 months ago* (last edited 7 months ago)

There are a few ways to have bad eyesight

  • Short sighted, can only focus close up
  • Long sighted, cannot focus close up
  • Poor acuity, cannot see the detail others can see
  • Colour blindness

It looks like most of the short sightedness is caused by lifestyle since it is much more prevalent in places where children spend a lot of time indoors

The others would have affected our ancestors as much as us