If you wear contact lenses, you’ve probably had that moment when you wake up and realize you fell asleep with your lenses in, making your eyes feel gluey and dry. Or perhaps you’ve got extended wear contacts and have gotten accustomed to leaving them in for long periods of time. The Centers for Disease Control says you’re not alone — most contact lens wearers aren’t always so great with hygiene, and many wear their lenses for longer periods than they’re supposed to. [More]