This document discusses various methods of communication. It defines communication and identifies its key components and processes. These include the sender, receiver, message, channel, encoding, decoding and feedback. The document also outlines important communication skills like listening, understanding your audience, confidence, and body language. It discusses barriers to communication such as physiological, psychological, environmental, cultural and semantic factors. Finally, it examines methods for health education communication including individual instruction, lectures, audiovisual aids, mass media, and peer discussion groups.