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INDEX Brain Upgrade Neurotechnology Medical Dictionary Brain Facts How 1 to 10

INDEX Brain Upgrade|Neurotechnology| Medical Dictionary|How 1 to 10

The sleep/wake schedule disorders fall into two categories:

Primary: “malfunction” of your biologic clock (needing to go to sleep earlier than you usually do, sleeping longer than you usually do, or having to take naps when you normally do not need to take naps)
Secondary: due to external changes imposed on your biologic clock (shift work and jet lag)

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INDEX Brain Foods Skin Care Neurotechnology Brain Facts How 1 to 10