In a new study published in Nature, Cambridge researchers have discovered that damage to white matter can trigger features associated with neurodegenerative disease. Unexpectedly, these are not harmful, but instead are essential components of brain regeneration.

Up to one in three people with Parkinson’s disease use at least one psychotropic medication, a recent study from the University of Eastern Finland shows. People with Parkinson’s disease were using psychotropics more frequently than controls already before the diagnosis, and psychotropic use increased as the disease progressed.

Van Andel Institute has named internationally recognized scientist Glenda Halliday, Ph.D., as the recipient of its 2026 Jay Van Andel Award for Outstanding Achievement in Parkinson’s Disease Research. The award will be presented during Grand Challenges in Parkinson’s Disease, VAI’s flagship annual Parkinson’s disease symposium, Sept. 23–24.

Analysis of microbes in the gut can reveal whether a person faces an elevated risk of Parkinson’s disease, before they have developed any symptoms, suggests a new study led by University College London (UCL) researchers.