In this test, you sleep the night at the clinic, wired to electrodes that measure the various stages of sleep from light (stage I) to deep sleep (stage IV) as well as REM ("dream") sleep. Some patients may be referred to a specialized sleep disorder clinic that offers diagnostic tests for insomnia such as overnight polysomnography. In addition, blood tests might be ordered to check for underlying medical conditions. Your doctor will also ask you if you have any stresses in your life that might be affecting your sleep.Ī general medical examination and history may provide clues about other conditions, such as depression, anxiety, or arthritis, which may be contributing to or causing insomnia. You'll also be asked about any medications you may be taking (including herbal products and non-prescription medications), as well as nicotine use and your intake of coffee and alcohol. Your doctor may ask you to keep a sleep diary for a week or two to get more information about your sleep pattern. To diagnose insomnia, your doctor will want to know what your sleep pattern is and how tightly you stick to the same schedule. Chronic insomnia, which occurs 3 or more nights a week, and lasts at least 3 months, is usually caused by factors such as medical illness, medication and mental health issues. ![]() The insomnia often goes away when the stressor is resolved. Short-term insomnia (insomnia that lasts less than 3 months) is usually caused by temporary stressors such as changes in sleep environment (e.g., noise, light, and temperature), a stressful event (e.g., death or illness of a family member, job loss, surgery, divorce), travelling, and shift work.
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