Republicans in North Carolina used to be extremely skeptical of offering the health care program to more low-income residents. That officially changed this week.

The Florida governor's record of opposing Medicaid expansion — and other initiatives to expand coverage — deserves more attention than it's getting

The Biden administration credits higher subsidies and more aggressive promotion, part of Democratic efforts to bolster the Affordable Care Act following years of Republican hostility.

With Democrats' control of Congress teetering, the president has traveled the country to turn the midterms into a choice between two visions for America.