Livestrong offers diabetes tracker: Lance Armstrong and his team at LiveStrong are taking on diabetes: This week, Armstrong introduced a new feature called MyPlate D on Livestrong.com. MyPlate D builds on the current food and exercise tracking tools available to users on Livestrong's site. MyPlate D helps Type 2 diabetics break food down to its nutritional components, beyond calories: carbohydrates, fats, proteins and sodium. It also has a spot for people to track insulin use and monitor glucose. Livestrong's Calorie Tracker app for BlackBerry and iPhone synch with the MyPlate D program. More

UnitedHealthcare's iPhone app: UnitedHealthcare has created an iPhone app called DocGPS that includes listings for its network of doctors, clinics, hospitals and other health care services. More

Information overload: According to a new report from the University of California in San Diego, U.S. households consumed about 3.6 zettabytes of information in 2008. One zettabyte is 1,000,000,000 trillion bytes. The total number of bytes consumed last year were the equivalent to the information in thick paper back novels stacked sevent feet high across the entire Unite Stateds. More