WebMD has updated its iOS app to benefit health and fitness enthusiasts as part of a new program called Healthy Target. Healthy Target lets you set specific targets and track your progress. The app can be connected to an activity tracker, wireless scale, or glucometer. It can be used for tracking sleep, weight, and blood sugar levels. Some of the devices that are supported by the app include Jawbone, Fitbit, Entra, and Telcare. You can view all of this data from a single dashboard.