Deep Ocean: 10 Hours of Relaxing Oceanscapes | BBC Earth
AMSR (Autonomous sensory meridian response : a calming, pleasurable feeling often accompanied by a tingling sensation. This tingle is said to originate in a person's head and spread to the spine (and sometimes the limbs) in response to stimulation. The stimuli that trigger ASMR vary from person to person.) One way that AMSR arises is by watching expert craftsmen working in a natural rhythm.