The myth: Red makes you hungry.The truth: Red is said to trigger the release of chemicals in your brain that increase appetite, and there's a measure of scientific evidence to back that up. However, that's no reason to shy away. "Red can really make a statement and warm up a room," Williams says. If you're not sure you want that much stimulation, start small by sprinkling in accents such as lamps and pillows. A subtler use of red, such as a toile fabric, could work too.Learn when to use red in the kitchen