Scientists discovered strikingly high levels of a common virus in the brains of people with Parkinson’s disease, a finding that points to a potential cause for the neurological disorder. Researchers ...

A common virus once thought harmless to humans might be linked to Parkinson's disease, a new study says. The germ, Human Pegivirus (HPgV), was found in half the autopsied brains of patients with ...

A virus long thought to be harmless may actually play a role in Parkinson’s disease, a condition that affects more than one million Americans. Northwestern Medicine scientists discovered Human ...

A Northwestern Medicine research lab has found a usually harmless virus in brain samples from Parkinson’s patients. The idea that Parkinson’s could be linked to a virus had been theorized for years, ...