This document discusses principles of effective communication for doctors. It outlines key elements of communication like the communicator, message, method and recipient. It emphasizes active listening skills like listening to words, voice, demeanor and context. Good communication during consultations requires understanding patients culturally and educationally. Doctors should address patients respectfully, be unhurried, ask open-ended questions and make reassuring gestures. Non-verbal communication like body language also conveys important messages and building rapport through techniques like mimicking can improve understanding. Potential barriers to communication include environmental factors, difficulties with the message or interactions between doctors and patients.