Understanding Black Fingernails: Causes and Treatment

Learn what causes black fingernails and the importance of treatment. Discover preventive measures for nail injuries.

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A black fingernail can result from trauma or injury, forming a bruise under the nail called a subungual hematoma. This occurs when blood gets trapped under the nail, causing discoloration. If it's painful or doesn't heal, consult a healthcare professional for proper evaluation and treatment. Proper nail care and protection can prevent such injuries.

FAQs & Answers

  1. What are the common causes of a black fingernail? Common causes include trauma from injuries or nail bed bruising, typically resulting in a condition called subungual hematoma.
  2. When should I see a doctor for a black fingernail? Consult a healthcare professional if the black fingernail is painful, swollen, or does not heal properly.
  3. How can I prevent black fingernails? Proper nail care and protective measures, such as wearing gloves during activities, can help prevent injuries that lead to black fingernails.
  4. Can a black fingernail indicate a serious health issue? While often resulting from minor injuries, persistent discoloration may indicate underlying health conditions requiring medical evaluation.

Watch More

For more information on nail health and tips for injury prevention, check out our related videos on proper nail care routines and common nail conditions.

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