Nonverbal communication is a powerful tool in public speaking. It encompasses body language, facial expressions, and vocal qualities that can enhance or undermine your message. Understanding these cues helps speakers connect with their audience and convey their ideas more effectively. Mastering nonverbal communication involves awareness of cultural differences, spatial dynamics, and personal habits. By aligning your nonverbal cues with your verbal message, you can increase your credibility and impact as a speaker. Practice and feedback are key to refining these skills.