Make sure that your contact lens care solutions remain bacteria — free. One key: Do not touch the tip of the bottle to your eye or hands, which can harbor bacteria. And tightly secure the bottle cap after each use.

Rewetting drops can enhance comfort
Rewetting drops can be very effective in enhancing in-eye lens comfort, especially late in the day when dryness tends to set in. Rewetting drops may be especially helpful in dusty or air-conditioned environments. However, they should not be applied as a salve to eye irritation; contact lens removal is the first step if your eyes become red, itchy or irritated — or if you experience tearing, discharge or increased light sensitivity. The second step is to see your eyecare professional to resolve the problem.

Bacteria can thrive in tap water or pool water
Troublesome bacteria (like acanthamoeba) can thrive in common water sources — tap water, for example, or a swimming pool. It’s vital that you NOT wash your eyes out with tap water or rinse your lenses or lens case with tap water. Use only approved care solutions in your eyes! Eyecare professionals recommend removing your contact lenses before entering a swimming pool or hot tub or. Scientists conjecture that such common contact with water might allow bacteria like acanthamoeba to latch onto your contact lenses and thus be introduced to your eyes.