What Causes Macular Degeneration?

ar Degeneration is an eye disease that affectsis believed to have a significant impact on its
the macula, located towards the back of the eye,development. If you smoke you can add reducing
along the retina. The macula is the part of thethe risk of developing Macular Degeneration to the
eye that is responsible for processing light in orderlist of reasons why you should quit – now!
to generate sharp, detailed and clear images thatAge is a factor in Macular Degeneration, too.
are then sent to the brain. Macular DegenerationRarely is this disease diagnosed in persons under
typically does not appear until age 40, andthe age of 40. The older a person gets, the
Age-Related Macular Degeneration (AMG) typicallygreater the chances become that he or she will
develops in people aged 55 and older.begin to develop symptoms of this eye disease.
Hereditary and Age Appear to be Main CausesGender is thought to be a factor as well, with
Because of its prevalence among familyfemales being at greater risk than men. Race
members, it is believed that genetics play a majorplays a role too, with Caucasians being affected
role in the development of Macular Degeneration.much more than African Americans.
Genetics also plays a role in AMG; however withMore studies are being conducted to determine
AMG the simple aging process seems to be thewhether a person’s diet can increase the
bigger contributing factor.risks. Early results seem to be suggesting a
To date, scientists have identified the gene theyconnection to the onset of Macular Degeneration
believe plays a significant role in the developmentand an increased intake of saturated fats/high
of Macular Degeneration. This gene is calledcholesterol levels. A decrease in antioxidant levels
complement factor H (CFH). In addition to thisis cause for concern too. Antioxidants, found in
gene, a gene on chromosome 10 called PLEKAH1fruits and vegetables, help prevent cells from
is also suspect. Much more study is required tooxidizing, a process that leads to their ultimate
fully understand the roles these two suspectdestruction.
genes play in this eye disease that today strikesStudies are also being conducted to see whether
10 million people aged 40 and over.exercise can reduce the risks of developing
In the rare cases in which Macular DegenerationMacular Degeneration. There is belief that keeping
strikes younger individuals, it is believed thatblood pressure within “normal”
something other than genetics or age leads to aranges will reduce the risks associated with AMG.
build-up of abnormal blood vessels behind theExercise combined with diet is a great way to
retina. Myopia and infection are being studied asregulate blood pressure.
the causes in these cases.One final area being studied is the impact of direct
Other Causes Being Investigatedsunlight. However, instead of waiting for results
Several risk factors have also been associatedjust put on a pair of sunglasses!
with the onset of Macular Degeneration. Smoking