MTV is a leading music channel that was launched in 1981 and primarily promotes new music videos and the top 40 songs. Over time, MTV expanded its programming to include various television shows aimed at teenagers and young adults while also influencing other music-focused channels. MTV has played an important role in exposing audiences to new music trends over the decades from genres like alternative rock to electronic music to pop. As a result of its widespread popularity and global reach, MTV now serves music fans of all ages and tastes around the world.