Self-injury is intentionally hurting and injuring oneself. This is a form of behavior disorder associated with a number of psychiatric illnesses. Come on, understand more about the symptoms, causes, and treatment in the following review. Self-injury can be an act of injuring the body with sharp or blunt objects, such as cutting or burning the skin, hitting the wall, banging the head, and pulling hair. People with self-injury can also deliberately swallow something dangerous, such as liquid detergent or insect repellent, and even inject toxins into the body. Various Reasons Someone hurts themselves Self-injury is done to vent or overcome excessive emotions being faced, for example stress, anger, anxiety, self-loathing, sadness, loneliness, despair, numbness, or guilt. It can also be a way to distract from distracting thoughts. These emotions can arise as a result of: Social problem Self-injury behavior is prone to occur in people who are experiencing life difficulties and socia...