I like the idea of walking over 10K steps a day. I do it myself and reap benefits. Some friends walk up to 20K to reverse their metabolic disorders. I link here one interesting story of a couple who reversed their type II diabetes with long walking and other lifestyle changes.

Here’s How a Mature-Age Couple Reversed Diabetes and Trimmed Their Bodies with Lifestyle Habits.

https://medium.com/sensible-biohacking-transhumanism/heres-how-a-mature-age-couple-reversed-diabetes-and-trimmed-their-bodies-with-lifestyle-habits-e2917615e2ec