How to know if your man’s sperm count is low – Ladies, its important you know this!

2. Nail Color Healthy nails are usually smooth and spotless, but “redness under your fingernails can be a sign of a collagen vascular disease like lupus,” says Neil Sadick, M.D., a clinical professor of dermatology at Weill Cornell Medical College. “It gives you inflammation of the blood vessels, and that can present as redness or blood vessels under the nail itself.” Research has also found that white nails are linked with liver issues, and unusual curvatures can even be a sign of lung cancer.

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