**FILE** An activist holds a sign that reads in Spanish "Let's stop obesity" during a protest in favor of vegetarian food in front of the National Anthropology Museum in Mexico City on April 14, 2010. (Associated Press)

Photo by: Alexandre Meneghini

**FILE** An activist holds a sign that reads in Spanish "Let's stop obesity" during a protest in favor of vegetarian food in front of the National Anthropology Museum in Mexico City on April 14, 2010. (Associated Press)