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Stimulus control therapy (SCT) is the major behavioral treatment for chronic insomnia. These authors studied a novel, 25-hour, nonpharmacological treatment, intensive sleep retraining (ISR), alone and in combination with SCT.
The 79 adults (mean age, 41) had sleep-onset insomnia and no other sleep disorder or major psychiatric illness. They were randomized to sleep hygiene advice (control condition), SCT (5 weekly appointments with a psychologist, focusing on reassociating bed/bedroom with sleep and establishing a consistent sleep schedule), ISR followed by SCT plus sleep hygiene, or ISR followed by sleep hygiene. ISR was conducted in a sleep laboratory and started at 10:30 PM after a restricted, 5-hour sleep the previous night. Over the nex…