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Ice Man Wim Hof teaches Spartan Race founder Joe DeSena how to breathe

Key Takeaways

5 million
Spartans encouraged to get uncomfortable
30 seconds
Recommended duration for cold showers to improve health
20-30
Potential reduction in heart rate beats per minute after cold exposure

Introduction to Wim Hof

The Science of Cold Exposure

Mind Over Matter

Practical Tips for Health

The Importance of Nature

Notable Quotes

"Get out of your comfort zone, get uncomfortable."
"We are built to be able to master from the brain the body."
"Breathing techniques can change your alkalinity in your body."