How to improve eyesight naturally

How to improve eyesight naturally?
When a person learns active watching habits, to look around every minute to different distances and not to stare at the screen for 2 hours, without break. These habits had become the normal routine for him when he develops relaxation habits, just to close his eyes for 10 seconds at the slightest fatigue. They become the routine for him. The person no longer makes any mental effort to relax his eyes, for example, and give the eyes a rest.
Clear vision habits are the same habits as brushing teeth in the morning.
Clear eyesight habits didn't take long
They are not complicated at all. When they become the norm, the eyes will stop overstraining, and the spasm will weaken and disappear. And vision will improve.