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Updated: Aug 10, 2026

Optogenetic Manipulation of Neural Circuits During Monitoring Sleep/wakefulness States in Mice
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[Current aspects in the diagnosis and therapy of narcolepsy]

J Mathis1

  • 1Neurologische Universitätsklinik Bern.

Schweizerische Medizinische Wochenschrift
|September 19, 1992
PubMed

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Insomnia is a prevalent sleep disorder characterized by difficulty falling asleep, frequent awakenings during the night, and waking up too early without being able to return to sleep. People with insomnia often experience these disruptions at least three nights a week for at least one month. Chronic insomnia, which lasts for at least three months, can lead to increased anxiety, which in turn can worsen sleep difficulties, creating a cycle of sleeplessness and stress.
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