Even though contact lenses are indeed a cause of dry others, there are other causes as well, one of which being your natural ability to produce years. Some people will produce less tears than others, which can indeed be a problem when wearing contact lenses. As you get older, the tears that you are able to produce will begin to decrease. Scratches on the contact can be very serious, especially if you aren t aware of it and put the contact in your eye. It can cause you serious trouble, such as an infection or even scratch your cornea. The easiest way to prevent this is to examine your contacts before you wear them. Before you put your contacts in your eyes, simply let them rest on your index finger and look them over. Another common mistake people make, that can easily damage or affect contacts, is swapping them with other people. You should never swap your contacts, even with a family member or friend. No matter how well you know the person, you should never switch contacts with them. Swapping contacts can damage your eyes, in the terms of protein and contact shape/power. After you have worn your GP lenses during the day, you should always clean, rinse, and dry them out once you take them out for the night. When you clean them, you should always use the right solution, instead of water. If you soak them in water it could damage the material, which could in turn damage your eyes. Antibacterial soap is the best soap to use, as it will thoroughly clean your hands and it doesn t contain any type of fragrance. The first thing to do when cleaning your hard contacts is to take the lens out of your eye and put it in the center of your hand. You should have your cleaner out, and ready to use anytime you are looking to clean your lenses. Even though it is perfect for storing and rinsing your contacts, it should never be used to clean or disinfect them. 2. Daily cleaner solution Daily cleaner is used to clean your contacts. Simply place a few drops of the cleaner in the center of your hand and then rub the lens gently in the solution.