In these disorders, the individual has psychological difficulties and complains of physical symptoms, for which there is no biological cause. Which of the following is such a disorder?

both 1 and 2

Somatic Symptom and Related Disorders: These are conditions in which there are physical symptoms in the absence of a physical disease. In these disorders, the individual has psychological difficulties and complains of physical symptoms, for which there is no biological cause. These include conversion disorders, somatic symptom disorder, and illness anxiety disorder among others.