Though most nosebleeds are mild and benign, they shouldn’t happen. Experts weigh in on when to see a doctor

If you frequently experience nosebleeds, you might come to regard them as nothing more than a messy inconvenience.

Yet, even though most nosebleeds are mild and benign, they should not happen “if everything inside the nose is healthy”, says Dr Patricia Loftus, an otolaryngologist at the University of California, San Francisco.

Symptoms of the virus include diarrhea and vomiting and it infects about 684 million people globally every year

Norovirus is the term for a family of about 50 strains of virus that all share one miserable endpoint: copious time in the bathroom. Every year, an estimated 684 million people globally come down with it.

Norovirus is a kind of infectious gastroenteritis, “an inflammation of the bowel and the colon that can cause diarrhea” and vomiting, explains Dr Ambreen Allana, an infectious disease physician based in Texas.