Mumps rubulavirus is the causative agent of mumps.
Natural infection is currently restricted to humans and the virus is transmitted by direct contact, droplet spread, or contaminated objects.
The signs of mumps include swelling of the parotid glands, salivary glands and other epithelial tissues. Symptoms of mumps are fatigue, body aches, headache, loss of appetite, low grade fever, swelling of the salivary glands. Mumps can also result in muscle pain, deafness, meningitis, pancreatitis, swelling of testicles or ovaries, and death. Most people who contract mumps show symptoms of the virus, however there are few who show no or very few symptoms.