Aggressive behavior

Introduction Aggressive behavior, also known as infringement, usually refers to behaviors that intentionally harm the physical and mental health of others. Aggressive behavior is an integral part of the social development of children and adolescents. It is an individual developmental psychology, social psychology, criminal psychology and other related scientific research. An important topic. In recent years, with the increase of the crime rate of juveniles in the West, the issue of juvenile delinquency has attracted great attention from Western scholars. As an important feature of violent crimes, aggression has become a hot topic in Western psychology, and has attracted much attention as an important part of predicting anti-social behavior and violent crimes. It is particularly worth pointing out that some scholars have focused on the cognitive characteristics of adolescents' aggressive behaviors, and have revealed the causes of violent crimes among juvenile offenders from a cognitive perspective. This is a major advance in juvenile crime research and is also a reasonable control. Juvenile aggression provides a psychological basis for scientific correction of violent behavior.

Cause

1. Biological factors

(1) Genetics: There are certain family-focused phenomena in attacks and violent behaviors, and they are consistent with the genetic characteristics of multiple genes. The HYY type super male structure may be more aggressive.

(2) Biochemistry: The levels of neurotransmitters and total cholesterol such as serotonin are related to the occurrence and inhibition of aggressive behavior.

(3) Neuroendocrine: The levels of androgen, school and adrenocorticotropic hormone may be related to aggressive behavior.

(4) Brain structure and function: The balanced development and coordination function of the left and right cerebral hemispheres, the function of frontal and temporal lobe and the slow-casting activity of EEG are related to the aggressive behavior. Some people refer to the amygdala as the attack center.

(5) Diseases: Patients with mental illness such as schizophrenia and personality disorder are more prone to aggressive behavior than the general population, and traumatic brain injuries are often accompanied by aggressive behavior.

2, psychological factors

(1) Aggressive behavior is related to physical strength, emotional stability and growth stage. The high-risk stage is almost twice as large as that of adults during adolescence, and it is declining after 30 years of age;

(2) The ratio of male and female aggression is 9:1;

(3) The characteristics of personality are related to the supply behavior. Shoham et al. (1989) have found that violent offenders are characterized by suspiciousness, stubbornness, lack of sympathy and social responsibility, emotional instability, temptation to pursue stimuli, lack of self-confidence and self-esteem, and poor ability to cope with the new century and social interaction;

(4) Severe and persistent stressful events may be the triggering factor of aggressive behavior; 5 those with low intelligence levels are prone to aggressive behavior.

3. Sociological factors

(1) The incidence of attacks on low-income, social bottom, unemployed and occupationally unstable groups is significantly higher;

(2) In the early years, a bad family environment, such as divorced or separated parents, and parental abuse, are closely related to adult aggression;

(3) The occurrence of aggression is inversely proportional to the number of years of education;

(4) Improper social media and public opinion often have an inductive and example role;

(5) Poor marital stability, lack of social support and quality noticeers are prone to aggressive behavior.

4, other

(1) The history of previous attacks has increased the possibility of future attacks;

(2) Drug and alcohol abusers are prone to aggressive behavior.

an examination

Related inspection

Blood routine brain ultrasound examination psychological age test EEG examination brain MRI examination

Clinical manifestations:

Because the attack behavior is somewhat harmful, accurate prediction is very difficult. There are high predictive signs of aggression: past impulsive violence, uncontrollable anger, delusion or mania, thoughts of injury or murder, personality disorder, dementia, paralysis, alcohol, drug poisoning, etc. Mental disorder.

Differential diagnosis

Human aggression behavior, due to the different concepts and definitions of aggression, the reported incidence of aggression varies widely, ranging from 20% to 70%. There is no accepted epidemiological data. Domestically, Xie Zhenan (1997) conducted a survey of attacks on four universities and found that 54.7 of the students had spoken, fought, destroyed others or collective finance, and self-inflicted attacks, including 4.2%. Students have been disciplined for their attacks. Swanson et al. (1990) conducted a survey of aggression in 17,803 people in five regions of the United States. They found that 18% of people had used aggressive behaviors such as fighting, beating others or drinking alcohol in the past. The attack behavior is 3.5%; the attacker has a higher prevalence of mental illness than the general population, and nearly 50% of the attackers can establish the diagnosis of the DSM system axis I. The recent attack has a more relationship with mental illness. close.

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