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  2. Episode of Human: The World Within

Human: The World Within

Fuel

Season 1, Episode 3 of 6

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.

More From this Series

Previously Aired

Day
Time
Channel
5/12/2021
10 p.m.
PBS 6
5/13/2021
3 a.m.
PBS 6
5/14/2021
3 p.m.
PBS 6
5/16/2021
8 a.m.
PBS 6
2/23/2022
2 p.m.
PBS 6 Plus
8/21/2023
1 p.m.
PBS 6 Plus
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