Krzysztof Mizera, PhD, is a sport physiologist and personal trainer. He works with leading athletes and amateurs in training, weight loss, improving motor skills, performance, and nutrition. Since 2008 he has been a lecturer at various universities. Mizera has contributed to numerous scientific projects and conferences. His doctoral thesis dealt with the nutrition in athletes. He is the author of over 120 publications and the bestseller Running Is Simple.

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