Nearly 17 million people between the ages of 18 and 64 gained insurance since the Affordable Care Act's coverage provisions took effect in 2014, according to estimates in a new RAND Corporation report out Wednesday (May 6). The study's findings are higher than recent federal estimates but RAND cautions that the numbers might be inaccurate due to a small sample size. Nationwide, RAND found that 22.8 million people gained coverage while 5.9 million Americans lost their health insurance, marking a...