It is a person's body that gives away what they are thinking, not their facial expression, researchers say.
When men and women were given photos of individuals and asked to judge the emotion shown, they did badly when just given head and shoulders shots.
With images of the
whole person, they did much better, the 'Daily Mail' reported.
Israeli and American researchers said that when our feelings are very intense, our facial muscles may do a poor job of expressing our emotions.