Endorphins
Your body's built-in high, released by laughing, exercising, or sex.
Definition
Your body’s built-in high. Released by activities like laughing, exercising, or having sex.
Why it matters
One of the four happiness chemicals the book builds routines around, because when food stops being the reward, something has to take the shift.
Source: this entry is drawn from “Happiness Chemicals” in FAT BITCH: Killing the Willpower Myth by Cat Clark (UNLIT Publishing, October 15, 2026). The full chapter has the context this page does not. Get on The First Copy List and we send the order link the day it goes live.
None of this is medical advice. It is educational material drawn from FAT BITCH: Killing the Willpower Myth by Cat Clark, and it does not replace your prescriber, your pharmacist, or your actual doctor. If something here does not match what your care team told you, go with your care team and bring this along to the conversation.