What is having no friends called?

Introversion is simply one part of your personality, not a flaw you need to address or anything to feel bad about. Introverted people often have few friends simply because they thrive best without constant companionship.

Why would a guy not have friends?

A man who has no friends may be socially anxious, lacking social skills, or naturally introverted, says psychologist Irene Levine in the Psychology Today column Why Would Someone Have No Friends? A man with social anxiety fears being embarrassed in front of others or that he will be negatively judged.

Does friendship between a girl and a guy exist?

Daily experience suggests that non-romantic friendships between males and females are not only possible, but common—men and women live, work, and play side-by-side, and generally seem to be able to avoid spontaneously sleeping together. Men were much more attracted to their female friends than vice versa.