From fitness trackers to internet-connected insulin pumps, more companies are marketing “smart” devices that gather, track, and store digital data on a person’s health metrics, body functions, location, and movement. Together, these devices comprise what is now called the “Internet of Bodies” (IoB). In this October 29, 2020 article from the RAND Corporation, Maria Gardner and Alyson Youngblood describe the benefits and risks of IoB devices and detail policies that could regulate how data from these devices are used by corporations, the health care system, and the government