Editorial insights

Posts tagged "sleep"

Browse articles in this category

All vagus nerve breathing vagus nerve stimulation nervous system heart rate variability

sleep cortisol blood sugar

The 3 A.M. Wake-Up: Why You Jolt Awake Wired at the Same Hour Every Night

You fall asleep fine, then snap awake around 3 a.m. with a pounding heart, wired but exhausted, unable to drift back off. This is not just stress or anxiety — it is a real overnight collision between your metabolism and your autonomic nervous system.

By VagusSkool Team Jul 22, 2026

vagus nerve insomnia sleep

Insomnia and the Vagus Nerve: What the Latest taVNS Trials Actually Show

The vagus nerve gates sleep onset, sleep architecture, and overnight recovery — and recent randomized controlled trials of auricular vagus stimulation are now generating measurable improvements in chronic insomnia within weeks.

By VagusSkool Team May 11, 2026

sleep vagus nerve vagal tone

The Vagus Nerve and Sleep Quality: Your Path to Deeper Rest

Vagal tone is the missing variable in sleep science — higher vagal activity promotes deeper sleep stages, faster sleep onset, and more restorative nighttime recovery.

By VagusSkool Apr 9, 2026