The Internet of Things is fast becoming a familiar feature of
everyday life. Nowhere is this more apparent than in the health
sector. The ubiquity of smart phones, tablets, sensors, wearables,
personal trackers and similar wireless smart devices means that
huge volumes of data concerning health, fitness, life-style, stress
and sleep are being harvested and processed. This demand for
services and products is feeding an enormous growth in mobile
health apps ("mHealth apps"). A 2015
report commissioned by iMedicalApps estimated that 165,000 mHealth
apps were then available. A separate report estimates that the
Mobile Health ("mHealth") sector will
become a USD$59 billion market by 2020. This new marketplace is
certain to offer commercial opportunities for app developers,
healthcare providers and health insurers, but also presents several
challenges. In particular, there are important data privacy
implications where personal data relating to individual's
health and
