This 9,000-Year-Old Ritual Cleared 15 Years Of Brain Fog

Dave Asprey

May 3, 2026

Episode description

I spent fifteen years living with brain fog until I realized the problem wasn’t in my brain, but in a nervous system stuck in a survival mode that pulls energy away from focus and memory.

In this video, I explain why "trying harder" or popping supplements rarely works, and instead, I show you the 9,000-year-old ritual of heat and cold that pulls your body out of stress mode so clarity can actually return.

I break down the specific science of how I use infrared wavelengths and contrast therapy to retrain the brain to stay calm under pressure, moving beyond temporary fixes to target the root cause of mental fatigue.

Follow this protocol to finally complete your body's stress cycles, reset your biological default settings, and reclaim the lasting mental performance you’ve been missing.

00:00 – Introduction

01:02 – What Brain Fog Really Is

03:00 – Why Trying Harder Doesn't Work

04:51 – Supplements: Useful But Not Enough

06:14 – Why Sauna Works

07:32 – Infrared vs Traditional Sauna

08:02 – Sunlighten Sauna Overview

09:28 – Sauna Routine & Protocol

10:34 – Why Home Access Matters

11:41 – Post-Session Recovery

12:11 – Contrast Therapy

13:11 – How to Do Contrast Therapy

13:54 – Closing & Takeaways

Thank you to our sponsors!

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Mindsip insights from this episode:

Customize infrared sauna for targeted health goals

The Sunlighten mPulse sauna allows you to customize three types of infrared wavelengths (near, mid, and far) to target specific goals like energy, detox, and performance.

#infrared

#sauna

Address brain fog as a safety concern

Brain fog isn't about laziness; it's a biological state where your body doesn't get the message that it's safe, so it pulls energy away from deep thinking and into survival systems.

#cognition

#safety

Practice simple breathing reset to calm your nervous system

Breathing in through your nose for four seconds and out for six to eight seconds sends a direct signal to your nervous system that you are safe, turning off the stress response.

#breathing

#stress

Choose kava for stress relief without alcohol's drawbacks

Kava has been used for over 3,000 years for stress relief and social connection, offering the effects of alcohol without damaging your sleep, mitochondria, or accelerating aging.

#alcohol

#kava

Avoid brain supplements during stress to prevent anxiety

Taking brain supplements while stressed can make you feel more jittery or anxious because your nervous system interprets the extra stimulation as more pressure.

#stress

#supplement

Experience direct heat benefits of infrared saunas

An infrared sauna heats your body directly from the inside out, which is faster and less harsh than a traditional sauna that heats the air around you.