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What causes a nose bleed?

ANSWER

These things can cause a nose bleed:

  • Dry climates or dry, heated air that dries out the inside of your nose
  • Picking your nose or rubbing it too hard
  • A cold
  • Repeated nose-blowing
  • A nose injury
  • Allergies or allergy medicines that can dry out your nose
  • Other medications you’re taking such as certain blood thinners
  • A sinus infection

From: What Causes Nosebleeds? WebMD Medical Reference

SOURCES:

American Academy of Otolaryngology: “Nosebleeds.”

KidsHealth.org: “Nosebleeds.”

HealthyChildren.org: “Nosebleed.”

Cleveland Clinic: “When Do Frequent Nose Bleeds Signal Rare, Dangerous Disorder?”

Reviewed by Melinda Ratini on January 12, 2017

SOURCES:

American Academy of Otolaryngology: “Nosebleeds.”

KidsHealth.org: “Nosebleeds.”

HealthyChildren.org: “Nosebleed.”

Cleveland Clinic: “When Do Frequent Nose Bleeds Signal Rare, Dangerous Disorder?”

Reviewed by Melinda Ratini on January 12, 2017

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Can a bleeding disorder cause a nose bleed?

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THIS TOOL DOES NOT PROVIDE MEDICAL ADVICE. It is intended for general informational purposes only and does not address individual circumstances. It is not a substitute for professional medical advice, diagnosis or treatment and should not be relied on to make decisions about your health. Never ignore professional medical advice in seeking treatment because of something you have read on the WebMD Site. If you think you may have a medical emergency, immediately call your doctor or dial 911.

    This tool does not provide medical advice. See additional information.