There no denying that the Android camera is one of the best ways to snap photos and record videos on the go. But while it true that it primarily designed for such purposes, what it can do actually goes beyond that. When you pair your Android camera with some nifty third party apps, you can start using it as a visual aid, a navigation tool, or even a skin analyzer. Whenever you want to measure your heart rate — maybe to check how intense your exercise was or just to monitor your overall health —...