Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

    JUST WATCHED

    Why a song gets stuck in your head

MUST WATCH

Why a song gets stuck in your head

CNN chief medical correspondent Dr. Sanjay Gupta explores the impact music has on the brain.

Why a song gets stuck in your head

CNN chief medical correspondent Dr. Sanjay Gupta explores the impact music has on the brain.