The main reasons why children of divorced parents are prone to depression are as follows: 1. Social isolation: After parents divorce, children need to face different family environments and interpersonal relationships alone, which may cause children to encounter difficulties in social isolation and loneliness, which may lead to depression. 2. Psychological stress: Divorce may bring great psychological stress to children, making them feel helpless, lost, and lose their sense of direction. These factors may also lead to depression. 3. Family changes: Parents 'divorce is a kind of family change for children. This change may have a negative impact on the child's self-esteem and self-worth, causing the child to feel lonely, helpless, lost and other emotions. 4. Emotional problems: After the parents divorce, the child may face emotional problems such as how to get along with the new parents, how to adapt to the new living environment, etc. These problems may cause the child to feel anxious, afraid, and uneasy. It was not only related to the individual's psychological quality, but also affected by many factors such as family environment and social support. For children whose parents are divorced, they need to be given enough emotional support to help them overcome difficulties and build self-confidence to prevent and alleviate the occurrence of depression.