Vision Impairment and Blindness Visual impairment is a condition that impairs the ability to see. In order to prevent this condition, one must be aware of the causes, the prevalence of this condition, and its impact on a person's quality of life. This article will provide an overview of this disease. It will also discuss ways to prevent it. Or visit 20 Twenty Eyecare in Wellington to have your eyes check if you happen to feel any symptoms of Vision Impairment.
Causes The prevalence of vision impairment varies significantly across the world. The most common causes of blindness are glaucoma, age-related macular degeneration, and retinopathy of prematurity. The se diseases are also more prevalent in low-income and middle-income countries than in high-income countries. In addition, uncorrected refractive error continues to be the leading cause of vision impairment. Fortunately, there are many treatment options ava ilable to alleviate the symptoms of vision impairment. Most common causes of vision impairment and blindness are treatable and reversible. Treatments include eyeglasses, contacts, or surgery. If you're concerned about your vision, be sure to see a doctor w ho specializes in eye disease and treatment. The report provides updated global and regional data on the causes of vision impairment and blindness. It also provides new insights on temporal change over the past 30 years. In recent years, the prevalence of avoidable vision impairment among adults aged 50 and older has decreased slightly but has not yet reached the 25% reduction target. One reason for this is a failure of eye care services.
Prevalence rates
Several national surveys provide data on the prevale nce of vision impairment and blindness. Using age-standardized rates, we can estimate the prevalence of vision impairment and blindness among the general population. Moreover, the prevalence rates of blindness and vision impairment for a given age group ar e comparable. According to the WHO, there are currently more than 36 million people blind or suffering from severe visual impairment. There are also about 217 million people with moderate or severe visual impairment. Another 1.1 billion people suffer from nearvision impairment, which is corrected by wearing spectacles. The WHO and the VLEG have been working together to monitor change in the prevalence rates of vision impairment and blindness over time. In the last two decades, we have seen a decline in age-standardized blindness and vision impairment. The prevalence of vision impairment and blindness decreased slightly between 1990 and 2020. There were only slight increases in the prevalence of moderate and severe vision impairment, primarily due to the fac t that resources were targeted toward more severe disease.
Prevention There are many ways to improve eye health and prevent vision impairment. One of the most effective methods is to prevent vision loss in the first place. People can also develop visual im pairment due to eye injuries and diseases. In addition to these, many people are born with some sort of eye defect. These problems can lead to low vision and eventually blindness. The global burden of vision impairment is enormous. In 2010, more than 1 bil lion people were blind or had impaired vision due to diseases such as cataract and glaucoma. Near vision impairment is another major cause of vision impairment. The aging population is one of the largest risk factors. People who have vision problems should consider getting their eyes checked regularly. Eye exams are recommended every two to three years for healthy people. However, people over 50 years of age are advised to see an eye doctor yearly. Having periodic eye exams can also help detect eye problems early. Other tips to protect vision include keeping a healthy weight and diet, and exercising regularly. Also, wearing protective eyewear is important if you engage in activities that can be traumatic to the eye.
Written For : 20twentyeyes.com