A lot of activity has taken place in the wearable devices world in the last few weeks. Fitbit went public. Jawbone is suing Fitbit. Apple Watch went on sale. If you read the tech news, it might feel like the technology industry is working relentlessly to make you healthy. However, what we are seeing is a small step in a long journey toward changing people’s habits and adapting the healthcare system to new technologies before this technology can enable us to live healthier lives.