A balanced diet and regular exercise are healthy lifestyles, which can bring on the farm, and fine vision. In front, smoking and excessive alcohol consumption are regarded as the murderer of a healthy body, and it is the same for healthy eyes. People who smoke or drink heavily have a vision still poor when getting old. However, there are certain conditions you can not avoid looking eye care and healthy lifestyle. They were born naturally. You can only do a little care to maintain your vision, preventing not become worse. Farsightedness is a kind of problem, which is caused by weak eye muscles, cornea, flat or short eyes. People with this problem do not have round eyes and are difficult to focus on near objects. The other problem is the myopia, which is in contrast with hyperopia. This problem is caused by weak eye muscles, eyes or long. People with this problem have eyes too round and are difficult to focus on distant objects. Yet the most eye diseases are not genetic. You can do many things to maintain good order by a healthy lifestyle. First, bad weather, as too much wind or too dry, causes the eye not create enough tears or the tears evaporate too quickly. This is called dry eye. You can not change your immediate environment, but you can use eye drops to lubricate your eyes. Secondly, the high pressure to the eye, will affect the optic nerve behind the eye, you brain hurt. It glaucoma. You can relax when you feel stretched to make your muscles relax. Then, the problem of aging will lead to presbyopia, which is different from farsightedness, although the two symptoms are unable to focus on the close objects, presbyopia is not genetic. This problem is especially noticed at the age of 40 to 50. You can take good care of your eyes to see problems through regular exercise or diet. Most people are born with an excellent view. The hectic and busy life or unhealthy eating habits deteriorate the condition of the eye. If you cherish your order, you must live a balanced and healthy, and at the same time follow the back and not do in protecting the eyes after the suggestion from your optometrist. If you want more information on the knowledge vision, then please visit http://vision. firmoo. com /