There are significant challenges in making old cities like Rio more accessible, and there are missed opportunities around the Paralympics, but it's not all bad news.
In 2012, nearly one-third of voters with a disability had trouble voting. A 2002 law was supposed to fix this problem. New technology may have the answer at last.
If game producers get better at targeting older gamers, many effects of aging - social, cognitive and physical - could be reduced.
The European Union has played a key role in making buildings more accessible, homes more liveable and travel easier. But what would happen if the UK left?