A new study has revealed that people with depression exhibit different brain activity when they observe gestures compared to people without depression. The study, published in Psychiatry Research: Neuroimaging, also found that the type and meaning of the gestures influenced the brain responses. Gestures are movements of the arms and hands that convey information or emotions. They can be “instrumental” (giving instructions, e.g. pointing) or “expressive” (expressing inner emotions, e.g. clapping). Gestures can also have positive meaning (e.g. thumbs up), or negative meaning (e.g. raised middle …