In the primary repression phase, 'it is highly probable that the immediate precipitating causes of primal repressions are quantitative factors such as...the earliest outbreaks of anxiety, which are of a very intense kind'.
1 A psychiatrist treats mood disorders, such as anxiety and depression, which can contribute to sleep problems. Psychiatrists may conduct therapy and prescribe medication to relieve symptoms.  A psychologist provides psychotherapy to treat mood disorders that can interfere with sleep.
Family doctors are primary care physicians who care for patients of all ages, from infants to the elderly. They treat a variety of common ailments and injuries and might refer patients to specialists if more advanced treatment is needed. Family doctors counsel their patients on health topics, including the importance of preventive medicine, exercise and a healthy diet.