14
AOL.com
AOL Mail
AOL On
Favorites
VIDEO:Health

Why Do Eyelashes Exist?

Description:Why do we have eyelashes? What purpose do they serve? Eyelashes are made up of sensory hairs that cause our eyelids to shut as a reflex when dust or a foreign object is detected. They also serve as a shield to our eyes, which are very delicate and need to be protected from dirt and germs. (1:08)

Source: GeoBeats

Tags: Why do Eyelashes Exist , diane ackerman , GeoBeats , eyelash dirt

YOU MIGHT ALSO LIKE

MORE FROM THIS SOURCE

More Videos