The human body has been called an amazing machine, but even the best mechanical designs break down. And when the design in question is your heart, it can be a little scary.
In the 20th century, fats were bad and women needed yearly mammograms. But in the new millennium, both have been overturned. What else don’t doctors believe anymore? See more »
You got a flu shot, but you're under the weather just the same. That doesn't mean the vaccination failed, and there are plenty of misconceptions about flu vaccines. See more »