Nail Issues
Modified on Sep 29, 2023
http://www.essortment.com/all/fingernailsnutr_rjbo.htm
"Discolored nails: Diabetes, stress, allergies and simple illness can cause your nails to appear discolored. A greenish nail color, however, can be a sign of infection, either in the nail bed or in your system.
Bluish nail beds can be a sign of lung trouble, such as emphysema or even asthma. A simple dark blue line in the nail can be a sign of skin cancer. Tiny black streaks can indicate a heart problem, while reddish-brown spots can indicate a deficiency of folic acid, protein or vitamin C.
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