I have experienced this sensation for years and whenever I try to explain it to others they look at me as if I am strange. This happens to me every day when one particular delivery man comes to my office to bring parcels, he has such a quiet voice, and a slow methodical way about him. I wish he would stay longer so I could enjoy the sensation for longer !
ASMR doesn’t work for everyone and it can be tough to imagine the sensation if you don’t experience it first-hand. For most people who do experience it, the blissful tingling starts up in the scalp and then makes its way through the body to the arms and legs. And as a result, it can trigger a feeling of relaxation before bedtime, which can help you overcome insomnia. The audio/video segments are long—in fact, some last up to an hour. They are lengthy so that you can keep watching or listening to them until you drift off.
Let’s clarify something right off the bat: medically, it is not recommended that you eat chalk. According to the U.S. National Library of Medicine, swallowing large quantities of chalk can cause abdominal pain, constipation, diarrhea, nausea, and vomiting, and also shortness of breath and coughing. Eating chalk should not kill you, because it’s not toxic, but it’s not safe.
"As ASMR has started to come to mainstream attention, researchers have finally begun trying to answer that question. Neuroscientists are now experimenting with fMRIs and electroencephalography to see if the brains of 'tingleheads,' as they are called, are any different than those who don’t tremble at the sight of napkin-folding. They’ve also surveyed tens of thousands of people who say they experience the phenomenon. So far there are intriguing—if limited—findings suggesting that ASMR may relieve some people’s symptoms of stress and insomnia, and that the brains of those who experience it may be organized a little differently."