Beware: There's a 50% Chance This Grocery Item Is Tainted with a Deadly Bacteria   
This one organism alone kills more Americans each year than the combined total of HIV/AIDS, emphysema, Parkinson's disease, and homicide. So buy this from your grocery store at your own risk, and make sure you handle and cook it with care...

Obesity May Speed Aging of the Liver
If you're obese, your liver may be five or even 10 years older than your chronological age would suggest.