Chronic insomnia lasts from one or two nights to a couple of weeks. Symptoms of transient insomnia occur three nights each week and persist for a month or longer.

Question

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Chronic insomnia lasts for longer than a couple of weeks, while symptoms of transient insomnia occur less frequently (three nights per week) and persist for a shorter duration (less than a month).

Chronic Insomnia Lasts from One or Two Nights to a Couple