How to Avoid a Half Marathon Meltdown - Part 9 of 10 - Uncertainty

Why do some of go on to finish a half marathon training schedule and physical race and others don't? If we took a look at two different runners both the age of 45 with both of them having the same physical capability, no injuries, and same exercise capacity why is it then possible for one to finish a race and another not succeed?...READ MORE

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Scott O. Morton