Violence is an extreme form of aggression, such as assault, rape or murder.
Violence has many causes, including frustration, exposure to violent media, violence in the home or neighborhood and a tendency to see other people's actions as hostile even when they're not. Certain situations also increase the risk of aggression, such as drinking, insults and other provocations and environmental factors like heat and overcrowding.Many people think of school shootings when they think of teen violence. But teen violence includes many different activities. These include fights, gang violence and suicide. The victims of teen violence are most often other teenagers.
Teens who commit acts of violence are often involved in other types of risky or criminal behavior. They may use drugs, carry weapons, drive recklessly and have unsafe sex.
The most critical risk factor for violence for your children is the behavior of their friends and classmates. You should know who your kids hang out with and encourage healthy behavior and relationships.Religious and political ideologies have been the cause of interpersonal violence throughout history.The causes of violent behavior in humans are often topics of research in psychology and sociology. Neurobiologist Jan Volavka emphasizes that for those purposes, “violent behavior is defined as intentional physically aggressive behavior against another person."
Official crime statistics reveal high rates of offense among young people. These offenses include rape, assault, and theft. About 34 percent of all offenders arrested for criminal offenses in 2006 were under the age of twenty-one
http://en.wikipedia.org/wiki/Violence
www.nlm.nih.gov/medlineplus/teenviolence.html
