hyperarousal

How Insomnia Fragments REM Sleep and Causes Depression: The Neuroscience Explained

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TL;DR: Chronic insomnia fragments REM sleep through persistent hyperarousal, preventing emotional memory consolidation and creating a vicious cycle that breeds depression—but cognitive-behavioral therapy for insomnia can break the cycle faster than antidepressants alone. Insomnia has a hidden mechanism. You lie awake for hours, but the real problem isn’t the wakefulness—it’s what happens to REM sleep, …

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Most Effective Drugs for Acute Stress Disorder in Chinese Pilots (According to Medical Experts)

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A panel of Chinese medical experts has reached a consensus on recommended medications for rapidly and effectively treating symptoms of acute stress disorder (ASD) in pilots. The goal is to quickly relieve symptoms and restore cognitive function to ensure flight safety. The experts recommended different medications based on the specific ASD symptoms present. Key Facts: …

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Insomnia & Hyperarousal: Brain Waves (EEG) Link (Beta & Gamma Power)

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New research provides further evidence that insomnia is characterized by brain hyperarousal, even when controlling for symptoms of depression and anxiety. The study used electroencephalography (EEG) to measure daytime brain activity in patients with insomnia disorder compared to healthy controls. Key findings: Patients with insomnia disorder showed increased high-frequency beta and gamma brain wave activity …

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