What is ASMR? Why millions are listening to people whisper on YouTube

Autonomous sensory meridian response—or ASMR, is a popular trend among YouTubers. Viewers from all over the world have become obsessed over the tingling sensation they get from watching videos of people whispering, tapping objects or shaving bars of soap, all so-called ASMR tactics. Fox News’ Dr. Manny Alvarez sits down with a New York City therapist to get to the bottom of this growing phenomenon.