Add Yahoo as a preferred source to see more of our stories on Google. Nails can split for a variety of reasons, experts say. whitemay via Getty Images One day your manicure looks so good, you wonder ...

Clubbed nails have a distinctive curvature and softness. Clubbed nails, especially primary clubbing, can be harmless, but secondary clubbing may be a sign of lung or heart disease. Seeking medical ...

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One day your manicure looks so good, you wonder if you’ve missed your calling as a hand model. The next day, you start to notice that your nails have started to split and peel. What’s going on? “The ...