Have you ever seen a food treat like a milkshake and found it very hard to resist it? You are not alone. According to Reuters, seeing a milkshake can trigger the same areas in the brain that light up when an addict sees drugs.  The study also suggests this is why so many people, especially some women, struggle with maintaining a healthy weight. Advertising they say, may play a bigger role in the nation's obesity problem than most advertisers are willing to admit. Click here to read the entire Huffington Post article.