Yes, I am. What percent of people have dementia or alzheimer's - it's at least 5-10% right? What about Parkinson's? What about cancer? What percent are not abl

Yes, I am. What percent of people have dementia or alzheimer's - it's at least 5-10% right? What about Parkinson's? What about cancer? What percent are not able to manage their own lives and need constant oversight (psychological, etc.) What percent are <10 years old? these are huge chunks of humanity.