Why i can't recognize myself at the mirror or photos?it's like i were a costume and a mask.i know that there's me but the picture isn't familiar

Meaning vs Neuro?: Knowing so little about you, it's hard to guess - but if you feel like you'd like to know yourself better at a more than surface only level - talk therapy may be of value. Many at your age are so busy and lack time to reflect that parts of life can be cut off from other parts. Integrating roles can be a challenge but you sound like you want to be a whole person doing many things. Or neurology exam