President Trump faces a slew of critical decisions in 2018 about how far he wants to go to undermine ObamaCare.

The amount of money people spend on prescription drugs has nearly doubled over the past three decades as pharmaceutical sales and profit margins have ballooned, according to a government report. 

While much of corporate America will enjoy a tax cut in the new year, one industry is getting a tax increase it has fought hard but so far unsuccessfully to avoid.

When Daniel Poston, a second-year medical student in Manhattan, opened the App Store on his iPhone a couple of weeks ago, he was astonished to see an app for a new heart study prominently featured. People often learn about new research studies through in-person conversations with their doctors. But not only did this study, run by Stanford University, use a smartphone to recruit consumers, it was financed by Apple. And it involved using an app on the Apple Watch to try to identify irregular heart rhythms.

More than 8.7 million people signed up for coverage next year under the Obama-era health care law, the government reported Thursday, as the program that President Donald Trump has repeatedly pronounced "a disaster" exceeded expectations.

Medicaid could face crucial tests in 2018 at both the federal and state levels. Republicans in Congress failed in their attempts earlier this year to impose drastic cuts to the program as part of ObamaCare repeal, but GOP lawmakers could try again next year.