Coach Smith here again with some sports history trivia.
The marathon run evolved from a soldier's run of 26+ miles to carry news of a victory. He then turned around and immediately ran 26+ miles back. Then collapsed and DIED.
Once again, it is highly unlikely that a mom's having milk in her breasts had anything to do with her collapse. The biggest risk of running while lactating would be "bouncing."
Linda Smith, Dayton OH where we're still trying to track down the "research" used in the latest anti-cosleeping propaganda.