Your Body’s Secret THC: The Real Story Behind the Runner’s High
The Endorphin Myth Revisited For decades, the narrative was simple: you run, your brain floods with endorphins, and voilà, instant mood boost and a little pain relief. But there’s a problem. Those endorphins, especially the ones we measure in your bloodstream, generally can’t cross the blood–brain barrier in meaningful amounts. They’re good at dulling physical…