An Internet addiction is classified the same as other addictions, such as those to drugs, alcohol or gambling. If your teen simply goes on the Internet frequently, it is unlikely you have anything to worry about. But if your teen is exhibiting any of the following signs of an Internet addiction, you may want to take action:
Excessive time spent devoted to using the Internet
Depression, moodiness or nervousness when not online
Fantasizing about or being preoccupied with being online
A change in sleeping patterns or habits
Sudden weight loss or weight gain
Lying about time spent on the Internet or denying use
Neglecting family, friends or activities they used to enjoy
Using the Internet to avoid problems
Internet addicts can also experience physical symptoms such as dry eyes, backaches, migraine headaches and carpal tunnel syndro