Cats can sometimes spread an infection to people called cat-scratch disease.
It's usually a mild illness, but it can turn serious. Find out what researchers
recently learned about cat-scratch disease and how you can avoid it.

You dropped your cookie on the ground. You have five seconds to pick it up
before it's too contaminated to eat. Wait, is that really true?
Scientists put this popular notion to the test.

It's frightening to get a callback after a mammogram. But fewer than 10 percent
of suspicious mammograms lead to a cancer diagnosis. Learn about the likely causes
of an abnormal mammogram, false positives and what happens next.

Depression is a serious but treatable condition that affects millions of Americans
from all walks of life. Take a quick assessment to see if you
or someone you know might have depression.

We know that healthy foods and regular physical activity are important
for your heart. What about sufficient shut-eye? The American Heart Association
came out with its first-ever scientific statement on the health risks of poor sleep.