All foods prepared and served in New York eateries now have to contain fewer than 0.5 grams of the trans fat per serving. Recently, the state of California followed suit. So what makes these fats so dangerous?

All foods prepared and served in New York eateries now have to contain fewer than 0.5 grams of the trans fat per serving. Recently, the state of California followed suit. So what makes these fats so dangerous?