I'm designing a mobile application (android) that should be very simple and easy to use because the users are in motion and quick maneuvers that require concentration and have to record some data on ...
In the same way that the minimum tap area for mobile should be 44px according to apples documentation, is there a recommendation for label sizes?
For reading purposes on mobile devices, what is the way to go? Paging or scrolling? If I want to give the reader the option of a scroll, should the controls for that be on-screen or in a menu?