Data Sources:

1. US Census: https://www.census.gov/quickfacts/fact/table/US
2. National Federation of the Blind: https://nfb.org/resources/blindness-statistics
3. 2026 ALZHEIMER’S DISEASE FACTS AND FIGURES by the Alzheimer’s Association: https://www.alz.org/getmedia/ef8f48f9-ad36-48ea-87f9-b74034635c1e/alzheimers-facts-and-figures.pdf
4. Mobility Difficulties Are Not Only a Problem of Old Age, National Library of Medicine: https://pmc.ncbi.nlm.nih.gov/articles/PMC1495195/
5. The Epidemiology of the Homebound in the United States, National Library of Medicine: https://pmc.ncbi.nlm.nih.gov/articles/PMC4749137/