Teenagers should not be preoccupied with tv only. because it was important to stay in the teens if there is not enough vacation might be a problem. Kids who watch too much TV are usually overweight, according to the American Medical Association.They are also influenced by commercials to consume unhealthy food.Also, they are not running, jumping, or doing activities that burn calories and increase metabolism.Obese kids, unless they change their habits, tend to be obese when they become adults.