Anti-hunger aromas that make one feel full could help fight the global obesity epidemic, scientists now suggest. Everyone is familiar with scents that arouse the appetite, as well as odors that turn the stomach. But apparently molecules that make up a food's aroma can also activate areas of the brain that trigger the feeling of fullness. As people chew food, scents wafting up to the back of the nose from inside the mouth help quench the sensation of hunger, food technologist Rianne Ruijschop at NIZO Food Research in Ede, The Netherlands, and her colleagues found. "These were quite unexpected results,"...