Brain Fog Starts in Your Feet (Scientifically Proven) : 1476
The Human Upgrade: Biohacking for Longevity & Performance
Dave Asprey
4.6 • 7.4K Ratings
🗓️ 31 May 2026
⏱️ 13 minutes
🧾️ Download transcript
Summary
I lived with severe brain fog for 15 years. I couldn't focus, my words didn't come easily, and I spent a fortune trying to fix it from the top down...little worked until I realized the problem wasn't in my head—it was in my feet.
In this video, I break down the scientifically proven connection between your feet, your circulation, and your cognitive decline. We cover how your brain requires a massive 20% of your body's oxygen to function, and why sitting at a desk all day weakens the calf muscles that act as a "second heart" to pump that oxygenated blood back up to your skull. I also explain how modern cushioned shoes act as sensory deprivation chambers, muffling the critical signals your feet send to your brain. This sensory lack forces your nervous system into a constant, low-level survival state that completely kills your executive function. You don't need another brain supplement to get your mental edge back. You need to fix your foundation. I share the exact barefoot walking and foot-strengthening protocols I used to lift the fog and restore my cognitive sharpness.
Thank you to our sponsors!
- Suppgrade Labs | Grab your DAKE and Minerals 101 duo at shopsuppgradelabs.com and use code DAVEPOD for 15% off today
- Essentia | Go to https://myessentia.com/daveand use code DAVE for $100 off The Dave Asprey Upgrade.
- iRestore | Reverse hair loss at www.irestore.com/DAVE and get exclusive savings on the iRestore Elite, use code DAVE
Timestamps:
00:00 – Personal Experience
00:47 – Root Cause: Not in Your Head
01:05 – Blood Flow and Brain Function
02:10 – The Calf Pump
03:52 – Foot Sensory Signals
04:26 – Nervous System Impact
06:22 – How to Fix It
07:51 – Personal Results
Connect with Dave Asprey!
Website: https://daveasprey.com
TikTok: https://www.tiktok.com/@daveaspreyofficial
Instagram: https://www.instagram.com/dave.asprey/
Facebook: https://www.facebook.com/Daveaspreyofficial/
X: https://x.com/daveasprey
YouTube: https://www.youtube.com/c/daveaspreybpr
The Human Upgrade Podcast: https://www.instagram.com/TheHumanUpgradePodcast/ https://m.facebook.com/Thehumanupgrade/
Danger Coffee: https://dangercoffee.com/DAVE15
Dave Asprey’s BEYOND Conference: https://beyondconference.com/
Dave Asprey’s New Book - Heavily Meditated: https://daveasprey.com/heavily-meditated/
Dave's favorite supplements: https://www.shopsuppgradelabs.com/discount/DAVE15
Upgrade Labs: https://upgradelabs.com
40 Years of Zen: https://40yearsofzen.com
See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.
Transcript
Click on a timestamp to play from that location
| 0:00.0 | You can be health conscious, doing everything right and still feel like garbage. |
| 0:04.6 | And the reason is almost always the same, mineral deficiency. |
| 0:08.6 | And not because you're not trying. |
| 0:10.6 | Because modern soil is depleted. |
| 0:13.2 | Crops today have up to 40% fewer minerals than they did 50 years ago. |
| 0:17.8 | Your food isn't what it used to be. |
| 0:20.1 | But here's the part nobody talks about. |
| 0:22.7 | Nutrients don't work in isolation. Minerals and fat-soluble vitamins D, A, K and E, work together in |
| 0:30.1 | your body. Vitamin D helps your body absorb calcium. K2 makes sure calcium goes into your bones, |
| 0:36.3 | not your arteries. |
| 0:37.8 | You need magnesium to activate vitamin D so your body can use it. |
| 0:42.0 | Without these nutrients present together, your system doesn't run efficiently. |
| 0:46.5 | You might as well flush money down the toilet. |
| 0:49.5 | That's exactly why I created Dake and Minerals 101. |
| 0:53.5 | D3A, K2, E, and a full mineral stack designed to work together because that's the only way any of it actually works. |
| 1:03.0 | Cold plunges, red light, sauna, you can do it all, but none of it matters if your foundation is broken. |
| 1:10.0 | Fix the foundation. |
| 1:12.2 | Grab your Dake and Minerals 101 Duo at shop, subgradelabs.com, |
| 1:17.4 | and use code Dave Pod for 15% off today. |
| 1:21.4 | I lived with brain fod for 20 years. |
| 1:23.6 | I couldn't think clearly. |
| 1:24.8 | I couldn't focus, and words didn't come easily. |
... |
Transcript will be available on the free plan in 23 days. Upgrade to see the full transcript now.
Disclaimer: The podcast and artwork embedded on this page are from Dave Asprey, and are the property of its owner and not affiliated with or endorsed by Tapesearch.
Generated transcripts are the property of Dave Asprey and are distributed freely under the Fair Use doctrine. Transcripts generated by Tapesearch are not guaranteed to be accurate.
Copyright © Tapesearch 2026.