MUSKEGO, WI — Doctors are trying to shine a light on a rare brain disorder. It’s commonly misdiagnosed, and when identified, it's often dismissed as a death sentence. It's called Parkinson’s plus ...

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 ...

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