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Age-Related Macular Degeneration: Protecting Your Central Vision

The macula is the tiny part of the retina responsible for the sharp, central vision you use to read faces and words. Age-related changes to it are a leading cause of vision loss after 60, and early detection helps.

S By Dr. Shetal Mahendrasinh Raj

Age-Related Macular Degeneration: Protecting Your Central Vision

Every time you read a word, recognise a face or thread a needle, you are leaning on a tiny, remarkable spot at the centre of your retina: the macula. Age-related macular degeneration (AMD) is a gradual damage to this area, and it is one of the leading causes of central vision loss in people over 60.

What AMD does to vision

AMD affects your central vision while usually leaving the side (peripheral) vision alone. People tend to notice:

  • A blur or a blank, greyish patch in the middle of their sight.
  • Straight lines that look wavy or bent, such as a doorframe or the edge of a page.
  • Growing difficulty reading or recognising faces, and a need for more light.
  • Colours that seem less vivid than they used to.

Because the changes creep in slowly and one eye quietly compensates for the other, AMD is often noticed late. That is exactly why a little awareness pays off.

Who is more at risk

  • Age over 60.
  • Smoking, which is a strong risk factor and one you can change.
  • A family history of AMD.
  • High blood pressure and a poor diet.

A simple home check: the Amsler grid

An Amsler grid is a plain square of lines you look at one eye at a time. If the lines appear wavy or broken, or a patch seems to be missing, get checked promptly. For anyone at risk, it is a genuinely useful early-warning tool.

Why early detection helps

Some forms of AMD respond to treatment, and the outcomes are far better when it is caught early. Others are managed by slowing the progression through lifestyle changes and, in certain cases, specific supplements your doctor advises. Either way, a dilated retina examination is how AMD is properly diagnosed. Read about our retina and macula care here.

The macula is small, but it does the most important seeing you do. A little vigilance protects a great deal of life.

This article is general information, not a substitute for a personal consultation. If you have concerns about your eyes, please get in touch.

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