7 Sins of Contact Lens Wearers

You don't completely replace yesterday's contact solution. Instead, you leave the old liquid in the little bowls and top it off with a squirt of fresh solution. You're not alone in this offense. Of the 1,000 contact wearers polled for a recent study conducted by Wakefield Research for Alcon, 96 percent admitted to frequently reusing or topping off old solution.