(Bronwyn Thompson/ New Atlas) — For the first time, scientists have identified a marker in the retina that may lead to the development of Parkinson’s disease, and it may be detected years prior to diagnosis.

Researchers out of Moorfields Eye Hospital and University College London (UCL) conducted the largest study to date  …

(Brenda Goodman/ CNN Health) — A lab test that can tell doctors if someone has Parkinson’s disease is a long-sought goal of researchers.

Doctors currently diagnose the progressive condition by looking for telltale physical symptoms: tremors, a halting gait, stiffness or trouble balancing. About 90,000 Americans are  …

(Sci Tech Daily) — A common and widely used chemical may be fueling the rise of the world’s fastest-growing brain condition – Parkinson’s disease. For the past 100 years, trichloroethylene (TCE) has been used to decaffeinate coffee, degrease metal, and dry clean clothes. It contaminates the Marine Corps base Camp Lejeune,  …

(Michael Irving/ New Atlas) — Getting drugs into the brain is no easy feat, but the nose is emerging as one of the most direct routes. Now, researchers in the UK have developed a hydrogel that can be administered as a nasal spray, lining the tissue and delivering a common Parkinson’s drug straight to the brain.

Parkinson’s   …