Summary of proposal
With the increasing number of people who are aware of their health and body image, mobile health could exactly tackle at those specific areas. I bought a Fitbit device one month ago, and I already benefitted a lot from wearing it. For example, I could track my calories intake, activities level and my sleeping cycle. It also reminds me to move when I am sedentary for a long time. Thus, it arouse my interest in discovering more about how mobile health devices and apps could benefit the healthy people to maintain health as well as patients to become healthier. There remains some issues with the mobile health device. The biggest issue is privacy of the data collected by m-health companies. People are concerned about the leakage of their data leakage for companies' personal use. Another issue is the adherence to the m-health devices. While Fitbit is a easy tracker that can be wore on the wrist, many other devices such as iHealth blood pressure is can result in low adherence du