Hair reflex

Title: “Hair reflex”: new research on body control

**The hair (pilomotor) reflex** is an innate reaction of the body that occurs when stimuli are applied to the face and body. It has been noted that usually a child under the age of one month reacts to these stimuli by increasing the volume of the muscles of the upper body or head, giving the facial muscles a “puffed up look.”

Interestingly, some people can control this reflex,