Some people define themselves as asexual, meaning they do not experience sexual attraction.
The story behind my 18 unwanted tattoos
As people become increasingly connected and more mobile, the BBC is examining how our individual identities are changing.
Listen to and download documentaries, interviews and clips – including The Salon, Where Are You Going?, Trading Hair and The Food Chain.
The BBC is examining the concept of 'identity' and wants you to share your videos, photos, and drawings to show how your identity is changing.