The Impossible Barrier: The Science of the Two-Hour Marathon [B1-Spanish]

Intermediate (B1) · 12 min · sports science, human physiology, athletics, endurance sports Listen to Fletcher and Octavio discuss "The Impossible Barrier: The Science of the Two-Hour Marathon" — one in English, one in Spanish. This episode is designed for intermediate learners expanding their range. Topics covered: sports science, human physiology, athletics, endurance sports. 🎯 Also listen to: Your Brain Rewrites Itself [B1-Spanish] — https://twilingua.com/episode/your-brain-rewrites-itself 📖 Read the full interactive transcript: https://twilingua.com/episode/the-impossible-barrier-the-science-of-the-two-hour-marathon 🎧 Download the Twilingua app free: iOS: https://apps.apple.com/app/twilingua/id6760793480 Android: https://play.google.com/store/apps/details?id=com.twilingua.language.learning Web: https://twilingua.com/download 🌐 Browse all episodes: https://twilingua.com/episodes