Triathlon racing, and even training, can be an unpredictable endeavour: You step outside of your house for a bike ride, it's 80 degrees F and calm one minute, and an hour or two later it's 60 with ...
Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Having a perfect pair ...
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