Here’s a quick reference guide to the different types of Parkinson’s — save it for yourself or someone who needs it: 👉 Young Onset Parkinson’s (YOPD) – diagnosed before age 50, often slower progression but higher risk of medication complications, life impact on work/family. 50-60 also considered YOPD… 👉 Parkinson’s Disease (PD) – most common form, caused by dopamine loss, typically after age 60. 👉 Parkinsonism – not one disease, looks like Parkinson’s but caused by meds, toxins, or injury. 👉