A recent study linking human pegivirus to Parkinson’s is leading scientists to examine the connection between other viral infections and neurodegenerative diseases.

Over the course of his storied music career, rock icon Ozzy Osbourne faced health battles with substance abuse and Parkinson's disease.

AI can detect signs of Parkinson's disease by analyzing a person's voice as they read a single sentence. New research shows 85.7% accuracy—potentially transforming early screening and global access to care.

The usually harmless Human Pegivirus has been found in brain samples from Parkinson’s patients. Researchers say this is the first time it’s been found in brain tissue.

Dogs' noses are sensitive enough to track down fleeing convicts, locate human remains in hidden burial sites and detect illicit drug stashes.

Heavy metal rocker Ozzy Osbourne died this week at 76, just weeks after his farewell show and about five years after announcing he had Parkinson's disease. Here's what to know about the disease: What is Parkinson’s?

Gait changes such as swinging the arms differently and taking smaller, slower steps

Backing up her claims for a lower risk of Parkinson's, one study found that "among both healthy individuals and patients with PD [Parkinson’s disease], caffeine consumption was significantly associated with a lower HR [hazard risk] for the risk or progression of PD, respectively."