teratoma. a type of germ cell tumor made up of a number of different types of tissue from one or more of the germ cell layers; it is usually found in the ovary or testis and may be either benign or malignant.
That is why obsession with watching TV can cause some dangerous addictions. The other group of effects, which can be caused by watching too much of television, is connected with possible mental disorders or disturbances. The most spread of those are attention deficit disorder and other problems with emotional health.
According to the Palo Alto Medical Foundation, many teens also snack while watching TV, which could translate to hundreds of calories. Over time, all those calories contribute to weight gain. Too much TV can also get in the way of your teen's sleep. If she's staying up to watch her favorite show, she might not get enough hours of sleep to feel her best the next day. Chronic sleep deprivation can have a negative effect on her grades, relationships and physical health.