Big Health Care Changes in 2011: Let The Fighting Begin

Consumers are starting to see the benefits of health care reform even as opponents vow to repeal one of President Obama's most significant legislative accomplishments, which they have nicknamed ObamaCare.

Though Americans remain divided on the law -- the most sweeping changes to health care in decades -- critics who want to scrap it may risk getting rid of provisions that people actually like, such as preventing insurers from denying coverage based on preexisting conditions, which went into effect last year, along with the controversial requirement which mandates that all citizens have health insurance in 2014. Some of the bill's more popular elements that begin in 2011 affect senior citizens, who remain a powerful voting bloc. In 2011, seniors should get steep discounts on drugs and free wellness and preventive care such as annual physicals.

Here are some of the biggest changes in health care in 2011: