16. Snacking while cooking can be decreased by chewing gum. “When grabbing a pack, reach for spearmint or peppermint rather than a sweet or fruity flavor. “The scent of mint may stimulate the area of the brain that registers fullness, helping you eat less,” explains Bryan Raudenbush, Ph.D., an associate professor of psychology at Wheeling Jesuit University. In a recent study, he found that people who whiffed peppermint oil before meals consumed about 250 fewer calories a day. Out of gum? Grab a candy cane off the tree or light a mint-scented candle.”