Hamsters have naturally bad eyesight, but there isn't a massive chance of them developing blindness, although if your hamster seems to be confused or it's eyes seem glazed over or are leaving a discharge take it to a vet immediately.
Nearsighted is an adjective.
The Nearsighted School Teacher was created in 1898.
absoloutely not, sight problems are not hereditory
farsighted
farsighted
Glasses for nearsighted people are convex. That is, the center of the lens is thinner than the outer edges.
A Nearsighted Chaperone - 1911 was released on: USA: 30 September 1911
The Nearsighted School Teacher - 1898 was released on: USA: July 1898
Farsighted
myopia
Well, yes, most of them are.
Glasses