Excerpt from this article:
As the stresses of modern life multiply, the quest for relaxation has never been more desperate. Screens are staying on longer, there are those Minority Report style video adverts on the Tube, and film trailers at the cinema are getting louder (I’m certain of it). So how can we find peace amongst the electric drone of the online era?
The answer could be to watch videos of people whispering – or Autonomous Sensory Meridian Response (ASMR), the phenomenon being described as the latest YouTube craze.
See also, this episode of the podcast This American Life for more on the phenomenon.