10 Bad Habits That Damage Your Eyes

Wearing old contact lenses
While it might seem harmless to wear those one-day contact lenses on day two, you’re increasing your chances of an infection. “People tend to keep their contact lenses in their eyes much longer than the contacts are intended, especially one-a-days,” says Hamada. “Sleeping in your contacts, sharing contacts with others, or not switching your contact case every few weeks are all major offenses when it comes to keeping your eyes healthy and avoiding vision-blurring infections.”