Assertion: goal pace | /r/HasProperty | based on the theory
Facets:
Source sentences:
text: One approach to marathon pacing is to run the first half of the marathon 2 to 3 percent faster than goal pace, based on the theory that your muscles become less economical as they fatigue, slowing your lactate-threshold pace and resulting in a slightly positive marathon split for the second half, even if you avoid running out of glycogen.