Any topic (writer’s choice)

Answering questions about mobile health app.

The purpose of the task is to report on a User Centered Design (UCD) process that can be employed as a guide for the design of mobile Health apps.
    Understand the context of use
    Specify user requirements
    Design solutions
    Evaluate against requirements

As part of task, please describe systematic approach iteratively design mHealth app covering the following key points applying UCD approach.