What Does a Black Fingernail Indicate? Understanding the Causes and Risks

Learn about the meaning of a black fingernail and when to seek medical advice for underlying issues.

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A black fingernail often indicates blood trapped under the nail, typically caused by injury or trauma. It’s essential to consult a healthcare provider if you experience severe pain, if the discoloration spreads, or if you suspect an infection.

FAQs & Answers

  1. What causes a black fingernail? A black fingernail is usually caused by blood trapped under the nail from injury or trauma.
  2. When should I see a doctor for a black fingernail? Consult a healthcare provider if you experience severe pain, if the discoloration spreads, or if you suspect an infection.
  3. Can a black fingernail heal on its own? In many cases, a black fingernail can heal on its own, but monitoring for signs of infection is crucial.
  4. What are the signs of a nail infection? Signs of a nail infection may include increased pain, redness, swelling, and discharge from under the nail.

Watch More

For further information on nail health, check out our videos on common nail issues and how to care for your nails effectively.

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