Biosphere 2 Shows 15% Weight Loss from Food Scarcity

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Peter Attia's podcast with Eric Ravussin on Nov 4, 2024

Anti-AgingGeneral HealthDietContentTesting

Quotes From Source

“Participants lost 15% of weight due to food scarcity.”

Story of claim

Eric Ravussin reveals that Biosphere 2 participants lost 15% of their weight due to food scarcity, with energy expenditure reduced by 200 calories below expected levels.

  • Goal: To understand the effects of caloric restriction on energy expenditure.
  • Proof: Energy expenditure normalized after participants regained weight, highlighting the impact of caloric restriction.
  • Nuances:
    • Energy expenditure normalized after weight regained.
    • Participants were mostly with BMI 20-25.
  • Impact on Life: The study provided insights into the effects of environmental stress on weight and metabolism.

Investments

  • Price: Estimation not available
  • Time: Study spanned 2 years in a controlled environment
  • Effort: Significant lifestyle changes in a controlled setting

Risks

Get Started 🚀

  • Explore historical data from Biosphere 2 for insights.
  • Consider personal experiments with caloric restriction.
  • Monitor energy expenditure and weight changes closely.

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Reference Video