India, Nov. 28 -- If you've spent any time on Instagram, you've probably seen Professor Puth, singer Charlie Puth's series that breaks down the basics of music. In episode 10, he explains how the human heart beats like a music track, its rhythm tied to music through life. "A baby's heartbeat is twice as fast as an adult's before birth - about 140 to 160 bpm - quick and urgent. You know what else is urgent and primal? Dance music," he says. As we age and our heartbeat slows, the music we connect with changes too. Even film and ad scores are often composed to match that pulse, literally pulling on our heartstrings.

The right soundscape can make you buy something you don't need, convince you that a horrific scene has a comic side, and quest...