You can do something about osteoarthritis. The primary goal of GLA:D® is to implement international best practice guidelines and enable people with osteoarthritis to enjoy a better quality of life.

https://www.tagesanzeiger.ch/zu-jung-fuer-ein-kunstgelenk-das-koennen-sie-tun-151257738972

We squeeze our feet into socks and shoes for days. This harms the whole body. When walking barefoot, the foot is optimally active, posture and body tension adapt to the surface.

Experts, therefore, advise walking barefoot as often as possible - even outdoors. Good balance exercise: Seniors should also go barefoot more often.

https://www.tagesanzeiger.ch/darum-tut-barfussgehen-so-gut-539475838706