There is little scientific research on the phenomenon—the first scientific paper on it was published on the open-access journal PeerJ in 2015. That study had nearly 500 people who subscribed to Facebook or Reddit ASMR groups fill out a questionnaire about their online ASMR habits and why they engaged in them. Most people said they watched the videos to help them relax, de-stress, and get to sleep. (Only five percent said they watch the videos for sexual reasons.)
Listening to a binaural recording through headphones simulates the binaural hearing by which people listen to live sounds. For the listener, this experience is characterised by two perceptions. Firstly, the listener perceives being in close proximity to the performers and location of the sound source. Secondly, the listener perceives what is often reported as a three-dimensional sound. This means the listener can perceive both the position and distance of the source of sound relative to them.
Allen verified in a 2016 interview that she purposely selected these terms because they were more objective, comfortable, and clinical than alternative terms for the sensation. Allen explained she selected the word meridian to replace the word orgasm due to its meaning of point or period of greatest prosperity.[clarification needed]