On the basis of subconscious theory,the Intemet addiction was considered to be mental sub-health,analyzing the pathogenesis of IAD of adolescents and proposing preventing and removing principles.

• 青少年网络成瘾的成因是心理上的缺失感,与青少年自我防护意识差、自我控制能力小、心理弹性弱,以及潜意识具有反复影响才可改变的特点有关。