Evolution of vision throughout a person’s life

Evolution of vision throughout a person’s life
Childhood – At birth, children are very sensitive to light and they can not focus to the objects and can not distinguish colors well. Their view, but continue to grow in the first months of life.
Up to one month, babies can focus on objects within a view distance of up to 3 meters. After four months, I can see things quite clearly distinguished from one room and a full range of colors and shades. Vision problems such as myopia and amblyopia or lazy eye can be detected since at these ages.
Approximately 1 in 4 school-aged children have vision problems, most often this myopia. Experts recommend eye examination before starting school and then every two years. As my eyes grow as the child grows, myopia gets worse until the age of about 20 years.
It was also found that 3 percent of a child are affected by amblyopia. Disease occurs when nerve signals between the brain and eyes not working properly. Most of the children can be successfully treated by applying a patch over the eye healthy or otherwise.

 Maturity – healthy adults younger than 40 years, have a pretty good view. To maintain eye health is necessary to wear sunglasses, protective equipment at work and at home. Also, avoid dryness, fatigue and eye strain by limiting time spent in front of the monitor or TV.
Need while wearing bifocals to reading is a classic sign of middle age. The condition is called presbyopia, is normal and a result of reduced flexibility of the eye lens.
Old age – Among the diseases that can have negative effects on vision include diabetes mellitus and hypertension. Diabetes is a leading cause of blindness in adults incidents, as it can trigger retinopathy. High blood pressure can cause permanent vision loss due to damage blood vessels and nerves.
Cataracts and glaucoma are eye diseases more common in people over age 60. Cataract is clouding of the eye lens. However, it can be removed and replaced with a special lens during surgery.
Glaucoma is eye nerve damage as a result of aging. Glaucoma is accompanied by increased ocular tension. Disease can be both medicinal and surgical and aims at lowering eye pressure.
Macular degeneration can be treated or not, depending on its type. In some cases it can cause partial loss of vision.
To maintain eye health eat foods rich in omega 3 fatty acids, vitamins C, E and A.
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One Reply to “Evolution of vision throughout a person’s life”

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