Grounding (Earthing)
Episodes covering grounding (earthing) — protocols, research, and expert discussions.
Direct physical contact with the earth's surface - walking barefoot on grass, soil, or sand - allowing electron transfer that may reduce inflammation, improve sleep, and calm the nervous system
Grounding is one of the simplest interventions you can try - it's free, takes 20-30 minutes, and the worst case is you spent time outside barefoot. The research is intriguing: multiple studies show reduced cortisol, improved sleep, decreased inflammation markers, and better HRV. The mechanism (electron transfer from earth neutralizing free radicals) is plausible if not fully proven.
The honest take: The studies are small, often unblinded, and many funded by grounding product companies. This isn't pharma-grade evidence. But the risk is zero, the cost is zero, and enough people report benefits that it's worth a personal experiment. Try 20-30 minutes barefoot on grass daily for 2-3 weeks and see if you notice anything.
Science & Mechanisms
Mechanisms:
The earth's surface carries a negative electrical charge from continuous lightning strikes worldwide. The grounding hypothesis proposes that direct skin contact allows free electrons to transfer into the body, where they may neutralize reactive oxygen species (free radicals) that drive inflammation.
Three proposed pathways:
- Inflammation & Recovery - Free electrons act as antioxidants, reducing oxidative stress and inflammatory markers. Studies show decreased blood viscosity and reduced muscle damage markers after exercise.
- Sleep & Circadian - Grounding appears to normalize cortisol rhythms, with studies showing a shift toward the natural pattern (higher morning, lower evening). Participants report falling asleep faster and waking less during the night.
- Stress & Nervous System - Contact with the earth may shift autonomic balance toward parasympathetic dominance. HRV studies show improved vagal tone during and after grounding sessions.
Evidence quality note:
The research is promising but has limitations. Most studies are small (10-30 participants), some lack proper blinding (hard to blind barefoot walking), and several were funded by grounding product companies. However, the consistency across different research groups and outcome measures is notable. The mechanism is biophysically plausible - we know the earth has a negative charge and electrons do transfer through conductive contact.
What we don't know: Optimal duration, whether indoor grounding products work as well as direct earth contact, and whether benefits accumulate or require ongoing practice.
Episodes
Paul Saladino deep dives into grounding/earthing with Clint Ober, CEO of EarthFX Inc. and the innovator behind the grounding movement. They discuss the ancestral consistency of ...
Does wearing silver embedded EMF blocking clothing harm your health? Is grounding your sheet to the wall outlet sometimes better than grounding rod to earth? What is the main be...
Ben Greenfield shares his home biohacking setup including EMF shielding, grounded floors, and various technologies for optimizing the living environment for health and recovery.
Jonathon Otto presents clinical evidence for PEMF and red light therapy on Red Pill News, framing both modalities as accessible healing technologies. He reviews a 2020 meta-anal...
Paul Saladino covers sleep optimization from multiple angles, including the effects of caffeine, alcohol, and marijuana on sleep quality. He discusses how grounding may impact c...
Ben Greenfield covers sleep optimization strategies including environment, supplements, and technology.
Audrey and Jeremy Roloff welcome Brian Richards, founder and CEO of SaunaSpace, to discuss the science behind red light therapy and infrared saunas. Brian shares his personal he...
Ben Greenfield covers sleep optimization strategies including environment, supplements, and technology.
Ben Greenfield covers sleep optimization strategies including environment, supplements, and technology.
In this "Best Of" compilation episode, Ben Greenfield brings together highlights from some of the most impactful conversations on optimizing mental and physical performance. Dr....
In this episode I answer questions that listeners sent in. They include: How did I become so successful? I talk about my journey with building my own business and how I started ...
Ben Pakulski interviews Dr. William Pawluk, considered the foremost authority on pulsed electromagnetic field therapy, to cut through the noise in the PEMF market. Dr. Pawluk ex...
Dave Asprey sits down with Andy and Katie Mant, founders of BON CHARGE, to explore how blue light, WiFi, 5G, and screen exposure affect sleep, hormones, bone density, and cellul...
Andrew Huberman explores how natural environments and physical spaces impact brain function, mood, and overall health. Covers the science of why nature exposure benefits mental ...
Dr. William Pawluk, an MD who has used PEMF therapy for over 30 years, explains the science and practical applications of pulsed electromagnetic field therapy. He distinguishes ...