"You shouldn't worry about that because your retina regenerates."
This is totally wrong. In some animals the retina can regenerate, but not in us. If you damage your retina the injury will be permanent. This is why people develop sight-loss disorders like macular degeneration.
Scientists are actively pursuing techniques for the use of stem cells to regenerate retinal structures, but this process does not have spontaneously.
Incorrect...
With regard to this comment above:
"You shouldn't worry about that because your retina regenerates."
This is totally wrong. In some animals the retina can regenerate, but not in us. If you damage your retina the injury will be permanent. This is why people develop sight-loss disorders like macular degeneration.
Scientists are actively pursuing techniques for the use of stem cells to regenerate retinal structures, but this process does not have spontaneously.
Please be careful with your eyes...