In 2011, the latest population statistics show that the world’s population has to 7 billion peak. Since 1987, the global population growth, every 12 years growth 1 billion, aging as a normal population has come ahead of the fruta planta phenomenon. Aging is not terrible, important is how we deal with a series of problems brought aging. The most common aging a health problem is presbyopia, has become a more and more of the middle-aged presbyopia blurred vision.
Presbyopia, is the formation of the human body a normal physiology phenomenon, it is the body begins to aging signal. Due to age, eye lens gradually hardening, add thick, the adjustment of the eye muscles ability also will decline, lead to zoom capacity reduction. Therefore, when things look close, because fruta planta reduce weight the image projected in the retina when cannot fully focused, see close objects will become blurred. If you a period of time without reading and writing, wear needle make line, suddenly to do these things, and found it very sweaty, this time, you will need to be vigilant is presbyopia coming for you.
Presbyopia, in addition to see nearly content faintness, and other symptoms of what? Usually, people will feel the presbyopia arm than previously short, inspect content a slightly longer time, easy to eye acid, headache, sleepiness. This is early, to later period, the symptoms are apparent presbyopia close reading is not clear. At this time, different refractive error has different performance. Read like the original myopia original myopia eyes off, but because a high degree, a jagged, astigmatism eye diopter, by simply to remove glasses to read are accompanied by many discomfort; Originally the botanical slimming farsightedness is often better than the average person appear more early presbyopia. The occurrence of presbyopia are very common, but not everyone can have presbyopia, as soon as the presbyopia, will also have what harm? Presbyopia, will be like as myopia degree, and will increase the degree?
Medical report: presbyopia, has become the six old harm the eye disease, is human viscera function into recession performance, at this stage, can appear inspect content is not clear, eye fatigue, dry eye, eye than tears wait for a symptom, is accompanied by the sleep quality low, energy are suffering, loss of appetite, nausea symptoms such as headache. Due to excessive disdain presbyopia, ignoring the effective treatment presbyopia, also can cause many middle-aged disease, such as eye disease progression lead to cataracts, glaucoma, retina macular lesion, etc. Not only that, the occurrence of presbyopia crowd, compared to before also change.
Have related institutions have been statistics, in the 1960 s, 50 years old presbyopia, compared to 32.4% in ninety to 53.6%, and now the ratio is growing by 78.6%, and early time by presbyopia hair has the last century’s “47, eight” to advance to the “37, eight”, in advance of presbyopia happen, whether with young have myopia, farsightedness or other relevant correct refractive error, may produce myopia presbyopic, farsightedness presbyopic merger with, astigmatism different types of relaxing with aging symptoms.
General eyes aging degree will increase with age, increasing speed is deepening 50 degrees every five years. According to age and the corresponding table degree eyes aging, most refractive status good eyes itself, also is no myopia, farsightedness, at age 45, eyes aging usually for 100 degrees degree, raising botanical slimming the age 55 to 200 degrees, and by the s, degree will be increased to 250 degrees to 300 degrees, and since then the eyes aging degree general no longer burn. If the eyes refractive status is bad, degree of presbyopia, not necessarily will follow the growth rate.
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