How Mumps Virus Causes Illness
After entering the body, the paramyxovirus would activate the immune system to fight it. This worsens the symptoms, leading to flu-like signs and the typical swelling of the neck and face. As a neurotrophic virus, it can travel to the central nervous system and affect cognitive functions. If left untreated, the virus might affect other body parts, such as testes and pancreas. [2]
