Be a bit wary of that book. While I can't speak to its main thesis, people have found serious faults with claims about various cultures/groups having great heal

Be a bit wary of that book. While I can't speak to its main thesis, people have found serious faults with claims about various cultures/groups having great health outcomes due to their walking. Apparently some of them have very poor health outcomes (perhaps unrelated to walking, but you get my point).