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Eating plenty of salmon, sardines and mackerel fish may help protect older people against loss of sight. A chemical found in fish oil boosts the daily survival of cells critical to eyesight protecting against age-related vision loss or macular degeneration.
The discovery could lead to new treatments for a host of degenerative diseases of the retina- based on harnessing its power.
Results reveal the omega-3 fatty acid DHA, which is abundant in oily fish, preconditions different types of retinal cells to be able to withstand stress, such as their blood supply being cut off.
In laboratory tests, human eye cells exposed to constant light withstand damage if they are supplemented with such oils.
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