A-ha singer Morten Harket announces Parkinson’s disease diagnosis - The vocalist said the problems he is having with his voice ‘are one of many grounds for uncertainty about my creative future’.

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

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

When presented skin swabs, the dogs were up to 80% effective in accurately detecting people with confirmed Parkinson's, researchers report in the Journal of Parkinson's Disease.

A University of Bristol study shows that trained dogs can detect Parkinson's disease with 80% sensitivity by identifying odors in skin swabs, potentially enabling earlier diagnosis.

Ozzy Osbourne, lead singer of Black Sabbath, has died at age 76. He said he had been previously diagnosed with a form of Parkinson’s disease linked to the gene PRKN ...

Parkinson’s disease is a progressive movement disorder of the nervous system that weakens nerve cells and leads to symptoms, including problems with movement, tremor, stiffness and impaired balance.

Ozzy Osbourne died at 76, following a battle with Parkinson’s disease. Here's what to know about the disease and his diagnosis.

Heavy metal rocker Ozzy Osbourne died this week at age 76, just weeks after his farewell show and about five years after announcing he had Parkinson’s disease.

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.

Heavy metal rocker Ozzy Osbourne died this week at 76, about five years after announcing he had Parkinson's disease.