Song themes refer to the central ideas or messages conveyed in a piece of music. These themes can range from love and heartbreak to social issues and personal struggles. They help listeners connect emotionally with the song, making the experience more relatable and impactful. Common song themes include romance, friendship, and self-discovery. Artists often draw from their own experiences or observations to create lyrics that resonate with their audience. By exploring various themes, musicians can express complex emotions and tell stories that reflect the human experience.