Tweetstraight up ridiculous...some other research study said obesity is from corn..good lord...doesnt take a study to show why people are fat...Look at the size of things now days. Back in the old days, a large soda pop was 12 ounces. Now a large is like 64 ounces. Look at hamburgers. Now they put bacon and suasage and 5 pieces of cheese and onion rings all smashed on top of a one pound of meat, now thats a burger.There is a fast food joint on every friggin corner in america. People are eating like pigs and sitting on their ass, but wth, lets blame it all on potatoes