April 28, 2010 9:10 am iPhone App Helps Track Calories and Weight Loss If you are trying to lose weight, and having a hard time keeping track of the calories you consume and the calories you burn there is help. US & World Videos 8:39 Gina Rodriguez gushes 0ver motherhood with son Charlie 2:22 Scarlett Johansson and Colin Jost have date night at White House Correspondents' dinner 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 2:05 How ‘Love Is Blind' made Vanessa Lachey and Nick Lachey's marriage stronger 2:30 ‘Baby Reindeer': Inside Richard Gadd's Netflix phenomenon