2026-09-25 19:17:54
Interesting post
"Your guts shed ~40 billion epithelial cells every day, amounting to ~⇓ kg of tissue every week. Like the brain, your guts consume ~20% of total energy, despite making up only ~2% of body mass. Evolution doesn’t want to do that everywhere, because evolution doesn’t want you to starve to death.
So, there isn’t just a trade-off between regeneration and cancer. There’s a three-way tradeoff between regeneration, cancer, energy usage."


