The term "autonomous sensory meridian response" (ASMR) is a neologism for a claimed biological phenomenon, characterized as a distinct, pleasurable tingling sensation often felt in the head, scalp or peripheral regions of the body in response to various visual, auditory, olfactory, and cognitive stimuli. Tom Stafford, a professor at the University of Sheffield, says, "It might well be a real thing, but it's inherently difficult to research.
