Why our Eyes Blink frequently???

India
February 28, 2009 6:08am CST
I want to know why our Eyes blink frequently???
1 response
mvdn2005
@mvdn2005 (3)
• China
28 Feb 09
Hello there. Blink can let eyeball be cleaner and moist. It protect the eyeball from hurt, such as sand, bug. And your eyes also can be breathing When you Blink. So Blink is a great helper ^ ^