Nail biting
Man forced to fight for his life against sepsis caused by biting his nails
He was initially given antibiotics to clear the infection but he was rushed to the hospital when it spread to his arms and chest.
Girl who kept biting nails left without a thumb after she develops rare cancer
When she finally saw a doctor, the psychology student found that she had caused trauma to her nail bed which led to a rare form of cancer.
Health hazard: Why we bite our nails
Biting nails can be comforting during a stressful situation, or might calm you down in the process of engaging in a difficult task.
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