Once common, biphasic sleep is the practice of sleeping in two segments over 24 hours. Learn more about the history and benefits of this type of sleep.
The post Biphasic Sleep appeared first on Sleep.org.
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Once common, biphasic sleep is the practice of sleeping in two segments over 24 hours. Learn more about the history and benefits of this type of sleep.
The post Biphasic Sleep appeared first on Sleep.org.