> 10 minutes is also almost certainly an underestimate, assuming you live a 5 minute walk from the grocery store. That depends, it's recommended to walk a cert

> 10 minutes is also almost certainly an underestimate, assuming you live a 5 minute walk from the grocery store. That depends, it's recommended to walk a certain amount every day to stay healthy. If the trip to the grocery store is part of that, then you don't have to count it in the time spent.