In a recent study, researchers gave 97 college students menus decorated with subtle messages of love (images of hearts) or lust (kiss marks). Those primed with insinuations of compassionate love chose healthier snacks, while those with sex on the brain picked Skittles and Snickers over apples and raisins. Loving, supporting relationships remind us to think about the big picture (like eating healthy!), which is good for us, inside and out.

MORE: Six Libido-Boosting Foods