Human: The World Within

Episode 3 Preview | Fuel

Preview: Episode 3 | 30s

Through the worlds of a religious faster, an ultra-marathon runner, a farmer and a young girl beating allergies, go deep into the world of the human gut, which processes the fuel our bodies need to keep going.

Aired: 05/12/21 | Rating: TV-PG

Watch Full length

More Extras From This Episode

• The Digestive System

  Clip: Ep3 | 2m 6s

• The Gut Microbiome is the Hub of Our Immune System

  Clip: Ep3 | 2m 23s

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