Public service announcements (PSAs) are short messages created to inform the public about important issues. They often focus on topics like health, safety, or community well-being. For example, a PSA might encourage people to wear seatbelts or get vaccinated against diseases. These messages are usually broadcast on television, radio, or social media to reach a wide audience. The goal of PSAs is to raise awareness and promote positive behavior. Organizations like the Centers for Disease Control and Prevention (CDC) or local governments often produce these announcements. By sharing valuable information, PSAs help people make informed choices that can improve their lives and communities.