That might not sound like news to you.But truth is, until recently, most of what science has known about addiction in teenagers has been extrapolated from research in adults.

• 这样的论断听起来或许不太新鲜，但是，到目前为止，绝大多数关于少年瘾君子的科学推断其实都是照搬对于成人的研究。