In the third episode of National Geographic’s , titled "Fasting," Chris explores how abstaining from food can trigger the body’s internal anti-aging mechanisms. Guided by longevity expert Dr. Peter Attia , Hemsworth pushes his physical and mental limits to understand the long-term benefits of caloric restriction. The Challenge: A 4-Day Fast
Avoid eating before midday at least three times a week (a form of time-restricted feeding). Limitless with Chris Hemsworth S01E03 Fasting.mp4
A longer multi-day fast, similar to the one Chris performed, once a year. Where to Watch In the third episode of National Geographic’s ,
After four days without food, Chris must test his focus and physical endurance by spearfishing off the Great Barrier Reef to catch his first meal. Key Longevity Takeaways The Challenge: A 4-Day Fast Avoid eating before
According to the experts on the show, periodic fasting can help "future-proof" the body against age-related diseases. To integrate these benefits into a sustainable lifestyle, the episode suggests several strategies: