There are several theories regarding the causes of<unk> . * Psychodynamic theory: unconscious conflicts or desires are converted into somatic symptom to protect the person from conscious awareness of it * Emotions and communication: children show distress in what may be the only way they can, physical symptoms, when they lack the ability to speak or express their thoughts in any way * Social influences: where psychological disorders are frowned upon, whether in families or cultures, distress may be expressed in physical terms * Learning theory: children learn to imitate a family member or pick up on possible gains of being "sick" * Family systems theory: a child's role in a family may be the sick one as part of the family dynamics. Reasons why fall under four possibilities: enmeshment, overprotection, rigidity or lack of conflict resolution * Trauma and abuse: this includes physical, psychological, or both combined with somatization. It is a common combination. People who have a history of physical or sexual abuse are more likely to have this disorder. However, not every person with<unk>  has a history of abuse. Early intervention when<unk>  first occurs or begins to become chronic offers the best opportunity for prevention of<unk> .
Pain disorder
Physical disorder
Cognitive disorder
Chronic pain
Cancer pain
Body image disturbance
Stroke recovery
Mental disorder