Not many data get more personal and sensitive than health data. We have quite literally got it under our skin. This is why health domain is the hottest playing field for today’s personal data battles. At the Health Data track, answers are seeked from how can a single person make the best use of his/her health data, to how can societies benefit from aggregate health data ecosystems. We also take a look at what technologies underly effective and safe usages of health data, aiming for clarity in what it takes for MyData to take root the health domain.