kdelong said:I don't shave either but have known several who do. Most all admitted that peer pressure was one factor. One of them stated that it was beneficial in the event of a crash. Apparently he feels that smooth skin will slide easier on the road than hairy skin, and that road rash is easier to clean when there is no hair in the way. This sounds as good as ny other answer.
Unfortunately, smooth skin comes off just like hairy skin when being ground along the bitumen. The hair, I think, has about as much of an effect as farting does on acceleration.