Kelly Heather, 38, ended up needing brain surgery for a tumor — and it started as a discolored line on her fingernail.
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Four ways your fingernails could be warning you of high cholesterolSmall bumps, known as xanthomas ... In rare cases, dark lines, known as splinter hemorrhages, may form under the finger or toenails. The NHS advises those with high cholesterol to reduce their ...
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