Dr. David Himmelstein

As the nation continues to battle over a health bill, a new study conducted by Harvard Medical School is garnering significant attention. The study found that nearly 45,000 people die in the U.S. each year because they lack health insurance.

While debate rages in Congress over health care reform, researchers are exploring the question of whether or not health insurance makes a difference, and finding out that it may.

A new national report, published in October by the journal Pediatrics, shows that U.S. kids are lacking the proper amount of vitamin D in their bodies.