Goosebumps reveal your body's ancient survival instincts. Discover why your skin reacts to cold, fear, and even music.

About two-thirds of people get goosebumps and the remaining one-third do not. While they don’t help humans much today, they ...

“We have a little muscle that is attached to all our pores called the arrector pili muscle,” explained Dr. Michelle Henry, a clinical instructor of dermatology at Weill Cornell Medical College ...