The US surgeon general announced the winners for its “Healthy Apps Challenge”, a contest that was first launched in December of 2011 at the mHealth summit. Four winning apps were selected. Specific criteria were used such as usefulness, usability, and a “fun” factor. All were designed to encourage healthy lifestyle changes. They had a diverse group of judges which included:

• Michelle Kwan – Champion figure-skater and a member of the President’s Council on Fitness,...