Half of the food sold at grocery stores is bad for you, but "Reader's Digest" boiled it down to a list of the absolute worst foods you can eat.  Here are the top six foods you should avoid.

#1.)  Processed Meat.  It's usually high in salt, fat, and cholesterol.  And according to the American Institute for Cancer Research, meat that's smoked, cured, preserved in salt, or preserved with chemicals increases your risk for colon cancer.