3mph is a pretty slow stroll - 5 or 6mph is more normal for purposeful walking on the flat - so it’s more like 1:10 of walking, which could take the form of a 3

3mph is a pretty slow stroll - 5 or 6mph is more normal for purposeful walking on the flat - so it’s more like 1:10 of walking, which could take the form of a 35 minute walk somewhere, and a 35 minute walk back. As for cleaning, repairing things, parenting, shopping - those are all things which can readily incorporate walking and physical activity.