Use sunglasses. This will help prevent rays from damaging your eyes. Ultraviolet rays can also cause cataracts and macular degeneration. Choose sunglasses that fully block UVA and UVB rays for the most protection. You may get wraparound styles for excellent all-around protection. You want to think about the temperature along with the heating and cooling aspect of your home. Air conditioners and heaters can often cause dry eyes. Turn on a humidifier to help put moisture in the air. This will help you avoid dry eyes. Use protective eyewear when working with strong chemicals or you are in an area where airborne particles may pose a danger to your eyes. Many people have sustained eye injuries while doing woodworking projects or being outdoors during very windy weather. You should also wear goggles when swimming in chlorinated water.