Communication is a process that is integral Communication is a process that is an integral part of all people's lives. A process involving every man every day. It's important in private and business life. You should know how to communicate, transmit and receive a message. The main role of communication is to send and receive a message, and to properly interpret what others are saying. It is important to know how to listen to others, to understand their words and attitudes. In this paper we will talk about nonverbal communication, that is, about so-called nonverbal skills such as facial expression, movement and position of the body, gesture, voice, eye contact, and external appearance. It is about the body language that communicates with these characters unverifiable. There are cultural differences in the interpretation of these signs. Some people will be quicker and simpler to identify non-verbal behavior, or message that others send to their body language. The art of non-verbal communication, the communication environment and its influence, the characteristics of nonverbal communication, the advantages and disadvantages of this kind of communication, its design, its function and nonverbal communication in human interaction have been elaborated. Each of these chapters demonstrates how much communication is important and how important it is to know how to communicate when words are redundant. Also, the most important part of the work are non-verbal signs that people use in interaction. The impression of someone is not only based on spoken words, but also based on body language. The body language speaks a lot about man, whether it is cultured, accessible, honest, and self-sufficient. There are big differences in body language between men and women. Non-verbal communication as a verbal supplement is of importance in situations when someone wants to convey a message.