Sleeping in contact lenses increases your risk for nasty eye infections six- to eightfold. It’s one of the most common and risky things teen and adult contact lens wearers do. It doesn’t matter if you wear extended-wear lenses or if you fall asleep in them accidentally, or only occasionally.
Don’t believe the statistics? The Centers for Disease Control and Prevention (CDC) recently released a report detailing horrific stories of teens and adults who slept in their contacts and badly damaged their vision.