Garlic heads from Mexico are piled in a basket in the produce section of a Whole Foods market in New York City, Thursday, Feb. 23, 2006. The health benefits of garlic have been known for thousands of years, in folk wisdom. Now we know why. Today, scientists have proven that this little bulb, a member of the onion family, really is a wunderkind. (AP Photo/Kathy Willens)