When we communicate, we use more than just words. The way we stand or sit, the way we gesture, and even the pitch of our voice help contribute to our message. A famous researcher of body language, ...
They use nonverbal expressions to help them achieve these goals, either consciously or unconsciously. You might try to use your facial expression to provide information (such as your emotional state), ...
Body language is clearly a major part of nonverbal communication. Each encounter you have with the people in your life involves not only what you say, but also what you do with your face and body.