A familiar mouth bacterium best known for causing cavities may also be quietly influencing the brain. Scientists found that ...

Oral bacteria that migrate to the gut can generate metabolites that reach the brain and accelerate Parkinson’s disease.

This perspective argues that Parkinson’s disease may involve functional iron deficiency, where bioavailable iron is limited despite normal or elevated total iron in the brain. The authors propose that ...

A research team led by McGill University has taken a close look at a long-standing idea about Parkinson’s disease and found it needs revision. Working with colleagues at the Douglas Research Centre, ...

Parkinson’s disease — which causes poor balance and stiff movement — affects an estimated 1 million Americans. That number is expected to rise by 20% in the next few years. While there’s no sure-fire ...

An estimated 1.1 million Americans are living with Parkinson’s disease (PD), making it the second most common neurodegenerative disease after Alzheimer’s. “Parkinson’s is a disease in which neurons ...