"Moving frequently (at a slow pace) is the foundation of Primal fitness. It's what we are meant to do most often, and what we should be able to do - walk around our environment for long periods of time without tiring or complaining about sore joints or needing to stop every few minutes to rest. Regular movement keeps us moving. And yeah, it "burns calories," but the main reason to move slowly and frequently is to stay mobile, healthy, and alert long into old age. Just check out some of the benefits and health effects associated with walking"