Annual revenues from connected healthcare and fitness services will approach $2 billion by 2019, nearly 6 times the $320 million value estimated for this year, according to a new study by Juniper Research.

The report argues that connected healthcare devices and the data they generate will offer substantial benefits to both stakeholders and consumers, potentially improving preventative healthcare. However, deployments will initially be constrained by inconsistent regulation, alongside continued privacy concerns surrounding the sharing and security of personal data.

“Quantified Others” are key, the research firm argues. This trend presumes using of someone’s data by a professional or concerned party (like a parent) to provide meaning and/or advice. Companies like GOQii and Filip Technologies are using this to provide services beyond mere data provision.

Smart glasses will have a large impact in enterprises, while smart watches are set to become the most popular consumer electronics connected devices, overtaking more established wearable cameras… Additional details are available from the full report, titled “Smart Wireless Devices: CE, Enterprise, Fitness, Healthcare, Payments 2015-2019.”