Mumps
A viral infection that causes painful swelling of the salivary glands at the side of the face.
Quick Summary
Swelling below the ears on one or both sides, fever, headache, pain when chewing, and tiredness.
Rest, fluids, pain relief and cold compresses. It usually settles in about a week.
Not being vaccinated and close contact with infected people.
Overview
Mumps spreads through saliva and droplets. Complications include swollen testicles in teenage boys and men, and rarely meningitis or hearing loss.
The MMR vaccine protects against mumps.
Symptoms
Facial swelling
Puffy cheeks and jaw.
Fever
With headache.
Pain chewing
Or swallowing.
Complications
Painful testicles, severe headache or stiff neck: see a doctor.
Causes & Risk Factors
Biological Causes
Infection with the mumps virus.
Key Risk Factors
- Not vaccinated Main risk.
- Close contact Schools and hostels.
- Age Children and young adults.
Management & Treatment
01. Rest and fluids
Avoid acidic drinks.
02. Pain relief
Paracetamol.
03. Isolation
Stay home for 5 days after swelling starts.
Frequently Asked Questions
Can adults get mumps?
Is there a vaccine?
Sources and further reading
Last updated 21 October 2026. For more detail, see these trusted health organisations.
- Mumps(opens in a new tab) · MedlinePlus, US National Library of Medicine
- Mumps(opens in a new tab) · NHS