Insomnia

https://youtu.be/j5Sl8LyI7k8?si=9gaR3b0q82Xr1LLG

What is insomnia?

Diagnostic and Statistical Manual of Mental Disorders (DSM-5) classifies chronic insomnia disorder in the following way:

• dissatisfaction with sleep quantity or quality
• cause significant distress or daytime impairment
• occurs at least 3 nights/ week for > 3 months

Types of insomnia

1. sleep onset insomnia: difficulty falling asleep
2. sleep maintenance insomnia: difficulty staying asleep or difficulty resuming sleep after waking up in the night/ early morning

• also new aspect: “un-restorative sleep”

Who has chronic insomnia?

• Overall Prevalence

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Insomnia is a significant societal problem.

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• Celebrities with insomnia

Billy Crystal: A youthful 65, with eternity on his mind

Biological Changes

In insomnia, the normal process of neural deactivation during sleep initiation is disrupted, leading to heightened activity in regions associated with alertness, emotion, and memory.