World Record Nosebleed: 6 Days of Continuous Bleeding

In September 1970, a New York man experienced epistaxis lasting six full days and nights without cessation, setting a documented world record. The case underscores that severe, refractory nosebleeds can signal underlying pathology (hypertension, coagulopathy, vascular malformation, neoplasm) and require urgent ENT intervention with cautery, packing, embolization, or surgery.