Travis Saunders is a PhD student researching the relationship between sedentary time and chronic disease risk in children and youth. He is also a Certified Exercise Physiologist and competitive distance runner. You can connect with Travis on Twitter and Google+.
Peter Janiszewski has a PhD in clinical exercise physiology. He's a medical writer/editor, a published obesity researcher, university lecturer, and an avid traveler. You can connect with Peter on Twitter. For more information please visit his website.
The opinions expressed here belong only to Peter and Travis and do not reflect the views of any organization. Any medical discussion on this page is intended to be of a general nature only. This page is not designed to give specific medical advice. If you have a medical problem you should consult your own physician for advice specific to your own situation.