Michelle Segar, Ph.D., is a motivation scientist and author of the critically acclaimed No Sweat! How the Simple Science of Motivation Can Bring You a Lifetime of Fitness. She is also the Director of the Sport, Health, and Activity Research and Policy Center (SHARP) at the University of Michigan, chair of the U.S. National Physical Activity Plan’s Communications Committee and a leading authority on what motivates people to choose and maintain healthy behaviors.

With the new year upon us, we explore what really motivates us to make and keep resolutions as well as what we can do to successfully reach our health and fitness goals.