by Kerry SHERIDAN Agence France-Presse TAMPA, United States (AFP) — Parkinson’s disease has long been considered a disease of the brain, but research out Wednesday found it may start in the gut — specifically in the appendix, a tiny organ near the large intestine. Using health registries in Sweden and the United States, researchers found that those who had their appendix removed in early adulthood generally saw their risk of developing the incurable neurodegenerative disorder […]