Teenager years are considered to be one of the most wonderful periods in people’s life. Grown-ups remind it with excitement and tenderness. But most teenagers wouldn’t agree with this opinion if they were asked. They are sure that’s quite true that they are overwhelmed with different problems. These problems are quite serious and they can’t be considered trifles. Teenagers have psychological problems, which can be explained by their psychological instability. This is the reason of their strange and sometimes aggressive behavior. Their aggression can be aimed at their friends, teachers, parents and people around them.…