If you don t have astigmatism, you certainly wouldn t want to get toric lenses. If you don t know anything about contact lenses, you may end up doing your eyes more harm than good. Contact lenses are designed to correct your vision and often times protect your eyes, which is why you want to choose them carefully. While some brands of contacts may be very expensive, there are other brands that don t cost a lot. When you compare them, there really aren t that many differences. A lot of contact lens users feel that the cheaper brands of contacts are reliable, dependable, comfortable, and above everything else - affordable. As you get older, the tears that you are able to produce will begin to decrease. The environment is another cause. If you work in a factory or area that is over heated, or exposed to dust or smoke, your eyes will start to dry out. The more your eyes are exposed to these types of situations, the more dry they will become. You ll need to spray your glasses and wipe them off a few times each day. Contacts need to be cleaned as well, before you put them in and soaked in solution when you aren t using them. You may also need to use eye drops as well throughout the day when wearing contacts, especially if your eyes start to dry out. The amount of tears, shape of the eye, and need for correction varies from person to person. To get the right fit, you must consult an optician, as he will need to carefully examine you. Even though they may work great for some, non prescription lenses aren t for everyone. Anytime you use them, you should be very carefully and take the necessary care for your lenses. You ll need to make sure that your hands are clean before you handle your contacts, to avoid scratching or damaging the lenses. When you take your contacts out or put them in your eyes, you ll need to handle them - which requires your hands to be clean. Something you may experience with your new contacts is dry eyes.