Need to sculpt your abs, drop a few pounds or run a marathon? There's an app for that.
On iTunes alone, there are more than 1,500 fitness software applications or "apps" from which to choose. In 2011, nearly 10 percent of cell phone users downloaded at least one of them to help track or manage their health, according to a 2011 Pew Research Center Internet survey.
In an effort to find out if any of these smart phone and tablet apps are actually effective, researchers at Brigham Young...Full Story