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Dr Shock MD PhD

• patients with depression often complain of difficulty getting to sleep, frequent awakenings during the night, early morning awakening, or nonrestorative sleep
• patients with mood disorders exhibit higher rates of sleep disturbance than the general population, and sleep disturbance can continue even during periods of remission
• patients with insomnia are up to 10 times more likely to have depression than normal sleepers
• individuals with persistent insomnia have a significantly higher risk of developing new-onset depression than those who have no sleep complaints
• 14% of patients with persistent insomnia had concurrent depression whereas depression occurred in less than 1% of patients who had no sleep complaints
• patients with persistent insomnia had a substantially higher risk of developing a new major depression compared with those whose insomnia resolved

These observations don’t explain the relationship between insomnia and depression. Insomnia can precede or co-occur with depression. Moreover, not only insomnia but also excessive sleep and fatigue has been associated with depression, more exactly with seasonal …

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