You can use the following three methods to improve your eyesight.
First, choosing a quiet place, sitting or standing, relax your whole body, make your head and neck not move, only turn eyeballs, turn 6 times by suitable hour hand first, press anticlockwise roll 6 times again.
Second, choosing a place with fresh air, sitting or standing, relax your whole body. Look at the front horizontally. And slowly absorb enough air, open your eyes widely, and then slowly exhale the air, along with closing your eyes slowly, do it for 9 times.
Third, you can sit down, relax your whole body, close your eyes, then quickly rub your hands, make it hot, then put your hand on your eyes, after the heat dissipating, remove your hand, repeat it for 3 to 5 times, which can promote eye blood circulation and improve metabolism. In addition, you can eat more vitamin A-rich and C-rich foods.