Can shaving your head hair cause hair growth?

Shaving hair. NO, shaving does not "cause" hair growth. The old wives tale that shaving hastens hair growth in adolescence APPEARS to be true because adolescents are at the age when hair growth begins! Also, when you shave hair it becomes prickly, and more noticeable to the touch. The hair follicle beneath the skin does not know whether the hair above it has been cut long, short or completely shaved. .