Kelly Starrett is a coach, physical trainer, author and speaker and is a co-founder of the website MobilityWOD. He's worked with Olympic athletes, and was an Olympic competitor on the US canoeing and kayaking team. He has also been heavily involved in the Crossfit world. His book, "Becoming a Supple Leopard" is a bestseller and today he talks to Mark about the importance of just being mobile, whether it's a regimen or just the way you live. Learn how: We weren't designed to live the kind of sedentary life that we now have, so moving is important for everyone from elite athletes to office workers. Set workouts are good, but having a mobile lifestyle for yourself is more beneficial. Our bodies were designed to deal with some physical stress, and they start to deteriorate without any at all. Listen in to hear what kind of things you can do to keep yourself mobile and healthy.