The researchers say public health officials could use the study to plan programs that will help people make better lifestyle choices.

VOA: standard.2010.04.08

"And what incentive programs do is make it more favorable for you to overcome that tendency to procrastinate doing something now."

VOA: standard.2010.07.16

Kevin Volpp,director of the University of Pennsylvania's Center for Health Incentives, says these programs make it easier to take that first step to change.

VOA: standard.2010.07.16

She also said the U.S.aid community must have the courage to rethink its strategies to make sure that the programs achieve lasting change in recipient nations.

VOA: standard.2010.01.06