I think the day I need an aid to get out of my car will be the day I sell it to pay for my SAGA holiday!!
SAGA get onto you at ~ 55. Remember that the baby boomers are a very wealthy and numerous potential client base. You may still feel that your Maserati is "you" when decrepit - there was a woman who lived near us (now gone) who had a picture of Elvis on the back of her anti-rain tent on her mobility scooter - in her head she was clearly still a blue suede shoes jiver.
Have you seen the Pegasus retirement home ads in the FT? Sadly I can't find them on the web but they have pictures of longhairs smoking joints at the Isle of Wight festival [probably not in the photo, but clearly they were] with a strapline about "our generation" or similar...there are pictures of Mods on their site...
https://www.pegasuslife.co.uk/
also lots of Japanese style woodcuts to appeal to the now-late-60s/early-70s who are thinking about a place which they can downsize to without too much worry and continue to enjoy life.... STIs are booming amongst the elderly who are (obvs) not worried about pregnancy or now, HIV, given that there are very good treatments...
ETA - hasn't Mick Jagger just had another child at ?75.. What would your children think, should they know, what you were thinking as you gallantly stopped for that young woman at the zebra crossing?