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Even with improved contact lens materials, many contacts wearers are still suffering from dry eyes. While dry eye is frequently linked to contact lenses, there are actually many reasons behind this annoying eye condition. This article described some of the possibly underlying causes of dry eye, regardless of an eyeglass wearer or contacts wearer. Eye blinking is essential to keep the eyes moist. However, many people would sometimes be excessively concentrated on objects, resulting in dry eye. Severe dry eye can be caused by long-term concentration on a video game, television, a computer monitor or even good old textbooks and worksheets. Individuals are encouraged to periodically glance away from the main target and close the eyelids. Dry eye can also be caused by unhealthy lifestyles such as use of tobacco, over consumption of alcoholic beverages, lack of exercise, obesity, inadequate sleep, excessive stress and so on. In addition, recreational drugs should be avoided. Aging is potentially a major contributor to dry eye. Health in any person will be affected by natural aging. To some extent, vision declining is inevitable as people age. But a healthy diet and moderate exercise can help extend good years, while fatty and salty foods may shorten them. Tears include quite a few contents, including salt water, fatty oils, and proteins, anti bacterial substances, electrolytes and so forth. Tears are essential to maintain healthy eyes. Another possible reason of dry eye is a certain medical condition. Many medicines including certain eye drops can interfere with the normal production of tears. It is true that reduced supply of tears is harmful to eye health. Actually, dry eye may happen to everyone at a certain age. Older individuals are extraordinarily susceptible to dry eyes. In some instances, dry eye has no direct relation with eyewear, neither eyeglasses nor contact lenses. If you want to know more about vision knowledge, then feel free to visit http://vision.firmoo.com/ Default Author Bio: Firmoo.com is the fastest growing online community selling high quality yet cheap eyeglasses, cheap prescription sunglasses online and other eyewear. Firmoo’s return and refund policy makes your purchase with Firmoo risk-free.
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