How much impact TV has on children depends on many factors: how much they watch, their age and personality, whether they watch alone or with adults, and whether their parents talk with them about what they see on TV.To address the potential negative effects of television, it's important to understand what the impact of television can be on children. Below you will find information on some areas of concern.ViolenceOver the past few decades, hundreds of studies have examined how violent programming on TV affects children and young people. While a direct "cause and effect" link is difficult to establish, many studies have suggested that some children may be vulnerable to violent images and messages.