Why do children have trouble concentrating? Talk about the dangers of ADHD in children’s development and prevention. What are the dangers of ADHD for children growing up? Children with ADHD can cause varying degrees of harm to individuals, families, schools, and society. 1, the harm to individuals: children with mild ADHD just can not concentrate on learning, can not take the initiative to learn, resulting in a decline in academic performance; behavior can not be self-control, performance disobedience, discrimination. Children with severe ADHD have a significant decline in academic performance, cannot follow classes, and have difficulty finishing elementary and middle school. As they grow older, they are susceptible to negative influences and temptations due to their lack of self-control, and can get into fights and brawls, lie and steal, and even go into crime. 2, the harm to the family: ADHD children not only poor academic performance, but also anorexia, truancy, disrupting the classroom order. Parents are often called by teachers to criticize them for poor parenting, lack of discipline, failure to fulfill parental responsibilities, so that parents are ashamed and irritated, they will go home and scold their children, stick education. If the parents also poor self-control, more easily excited, lack of patience and anger, the child beaten nose and face, full of bruises. Some parents want their children to become a dragon, hope that their children’s top academic performance, the future can be admitted to university, but the child is not competitive, learning inattentive, not active, some would have been poor intelligence, can not learn, parents have to supervise every day, accompany the study, some high-priced tutors, wasting a lot of time and money does not help. Some parents have poor quality themselves, obsessed with gambling, dancing, usually do not discipline their children, failing the report card home to scold, so that the child to parents confrontation, hatred, affecting family harmony. 3, the harm to the school: In the school, the most headache for teachers and principals is that ADHD children often disrupt the order, fighting, stealing and destruction, low achievement, even if the teachers spend a lot of energy to little effect. If a class has a few more children like this, the quality of teaching is bound to be affected, making teachers particularly annoyed, always want to let them repeat a grade, or even expel them. 4, the danger to society: ADHD children not only cause harm to individuals, families and schools, but also to society. Severe ADHD children to adolescence, because of poor self-control, vulnerable to the lure of bad habits and embark on a criminal path. If not treated in a timely manner, when they become adults, they tend to have a high crime rate due to poor self-control, impulsiveness, and a desire to enjoy themselves, and become repeat offenders, which affects the stability of society.