Jason Karp

International Women’s Day, Estrogen, and Discount on Running for Women

  Women think it’s odd that I know so much about their menstrual cycle. But I don’t think it’s odd at all since many gynecologists and nearly all of the scientists who study women’s physiology are male. What I like most about women’s physiology is how female runners can capitalize on their unique physiology to run better. …

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Success to the Fittest

My twin brother often tells me that if I wanted to be wealthy, I shouldn’t have pursued a PhD. He’s probably right. Most PhDs don’t make millions. Although my education hasn’t yet made me very successful, my fitness certainly has, because there’s a strong relationship between education, fitness and success. Seventy-five percent of runners are …

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The Truth About Excess Post-Exercise Oxygen Consumption (EPOC)

Ever since the fitness industry got a hold of research showing that people burn calories after they work out while they recover from their workout, a whole new argument was born. Exercise stopped being about the exercise and became about what came after. “Do this workout,” trainers and gurus would say, “because you’ll burn four …

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