Mitt Romney supports streamlining healthcare. He wants to block grant Medicare to states and let states mediate how the funds are used. Also, he wants to cut down on medical lawsuits and malpractice.
Barack Obama wants to expand healthcare. He supports a mandate that makes it necessary for every American to have healthcare insurance.
For more information about their views see their campaign websites.
For more information about Mitt Romney vs. Barack Obama on the issues check out my hub: https://hubpages.com/politics/Barrack-Obama-vs-Mit...