stuttering as a teen

stuttering as a teen when i was young i wouldn't stutter i would talk with anyone of everything they wuanted to i would speak with strange people and it was ez but with the age at like 12 i started shuttering and i dind't know what happened i dont stutter alot but sometimes words just cant get out of my mouth, no one really know i stutter unless i say it i just talk and if i cant speak it i will just go find some shortcuts its horrible i read that with the adult age migh stop.