Originally Posted by
TMonk
Hmm, interesting. Never hard the spicy/bitter/sour nervous system theory before. IME and AKAIK, cramps are due to electrolytes, or just plain old fatigue. I think I recall someone telling me recently that the electrolytes have little to do with it, and it's mostly just due to fatigue and conditioning. Certainly not an expert on physiology though.
Usually fatigue.
Here is some interesting reading material….although it’s advertising so be a little skeptical.
https://teamhotshot.com/pages/science