Interesting facts about blinking

Most folks know the basics of why we blink: It cleans and moisturizes the eyes while protecting them from irritants. Everyone blinks. And then there’s the forced one-eyed blink, the wink, that’s used as a form of body language to say, “hey there, good lookin’.” Unless used by a non-threatening grandparent, the age of the wink as a come-on has definitely, well, come and gone.At first blush, blinking may not be the most riveting topic, but there are a few things that you probably don’t know about the rapid closing and opening of the eyelid. Below are six facts, myths and blinking-related oddities that were interesting enough to keep our eyes open.