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We actually don’t know for sure what causes a muscle cramp, despite what you may have heard from your high school football coach, or your half-marathoning buddy, or your gym-rat friend, or a sports-drink commercial. And the reason we don’t know has a lot to do with Gatorade and the “science” of hydration.
These two articles on PainScience.com cite this item as a source:
- Water Fever and the Fear of Chronic Dehydration
- Why Drink Water After Massage?