Eyes

I have read an article which teach us to protect our eyes.Eyes are one of our important part of survival,without eyes,it seem to we had lost half of the world.First of all,we must take a rest when we see a book for 30minutes until one hour,we better look at some green thing like natural things such as trees,grasses and so on which can relax our eyes.We are not encouraged to sit in front of computer the whole day as it will make our eyes dry,It is because when we sit in front of computer,our frequent to blink our eyes and will be reduced and make our eyes dry.So we better use eyes drops or rest for 10 minutes when more than one hour we sit before computer.Moreover,we are not encouraged also to rub our eyes so strongly as it will spoil our cornea.So when your eyes feel itchy try to use eyes drops or close your eyes or blink your eyes frequently.Besides,we cannot look directly to sun it also will damage our eyes.Therefore, take care of your eyes as eyes is our soul to see through things.