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Vagus Nerve and Sleep: Can VNS Improve Sleep?

The vagus nerve participates in the autonomic changes that accompany sleep, but it is not a sleep switch. NREM sleep generally brings lower cardiovascular...
Aug 30 2026

Vagus Nerve Stimulation and the Autonomic Nervous System

Vagus nerve stimulation (VNS) can influence the autonomic nervous system by changing vagal signaling through brainstem networks that regulate heart rate, blood pressure, and...
Aug 28 2026

Brain Fog After Eating: Why It Happens and What to Do

Feeling foggy after a meal can mean different things. Sometimes it is mostly sleepiness after a heavy lunch. Other times, concentration gets harder and...
Aug 23 2026

Cortisol Brain Fog: Can High Cortisol Make It Hard to Think?

If brain fog gets worse when you are stressed, it is easy to blame cortisol. Stress can affect concentration and memory, and cortisol is...
Aug 22 2026

Stress and Cognitive Performance: How to Think Clearly Under Pressure

To think clearly under pressure, make the task easier for your brain to handle. Stress can make it harder to hold information in mind,...
Aug 20 2026

Biohacking du sommeil : qu’est-ce qui aide vraiment à mieux dormir ?

Les biohacks du sommeil les plus utiles sont généralement des horaires de sommeil réguliers, une gestion raisonnable de la lumière et de la caféine,...
Aug 19 2026

Biohacking du cerveau : qu’est-ce qui aide vraiment à améliorer la concentration, la mémoire et la clarté mentale ?

Les biohacks cérébraux qui aident le plus la concentration, la mémoire et la clarté mentale sont généralement les fondamentaux : mieux dormir, bouger régulièrement,...
Aug 18 2026

How to Heal a Dysregulated Nervous System

You may feel constantly on edge, easily startled, unable to relax, or exhausted even after resting. At other times, the same problem can look...
Aug 17 2026