Sitcom Science

Smart Underwear, 32 Daily Farts, and the Race to Map the Human Gut

2:21

Sheldon starts eating Brussels sprouts to extend his lifespan. The diet gives him severe gas. He first mistakes the pain for appendicitis and tells Leonard he thinks his appendix is about to burst—then farts loudly and concludes it was the sprouts. Later, after he falls down the stairs while trying to jog with Penny, she helps him up and he farts in her face. His follow-up line is: “If it makes…