“…Long-term Internet use and IA may cause physical problems, such as reduced physical activities and obesity 61 , physical pain (e.g., neck, shoulder and back pain) 62 , hearing impairment and impaired vision 63 , increased risk of accidents (e.g., falling, slipping, and bumps/collisions) 64 , disturbed circadian rhythm 65 , and poor sleep quality 2,65 . In addition, persons suffering from IA often have emotional and social problems, which may isolate themselves from peers, make them spend more time online and finally lead to additional adaption stress, and psychological and interpersonal relationship problems 3 .…”