With a wearable device market projected to surge to $41 billion by 2020, tech giants and startups alike are rushing to investigate new opportunities for wearable tech. Though regulatory issues were once seen as an obstacle, Reuters reports that the FDA will play a critical role in adding credibility to devices designed to manage chronic illness, and wearable health management is expected to help meet the demands of the Affordable Care Act’s (ACA) value-based healthcare.