Consumers have more opportunities than ever to take control over their own health. An explosion in technology has generated powerful monitoring and diagnostic devices, while ready access to electronic health records and the proliferation of genetic tests offer new windows into our bodies. Direct-to-consumer advertising and social media platforms make it easy to act on all of that information. Meanwhile, redesigned health systems and global public health strategies are pushing patient-centered care forward, telemedicine is helping to ease worldwide workforce shortages, and the role of providers is being transformed. As consumers gain greater authority, are they equipped to accept the accompanying responsibilities? How do we share the benefits of the new tools more equitably?