Even if you’re a runner, you may not have heard the term “Jeffing” before. It’s a method of alternating between running and walking and it’s become a popular way to train for long-distance races.
Jeffing: How this run-walk method could help you train for a marathon
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HighlightsFree Dark Web Monitoring Stamps the $17 Million Credentials Markets
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AppsScreenshots have generated new forms of storytelling, from Twitter fan fiction to desktop film
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SecurityPrivacy violations undermine the trustworthiness of the Tim Hortons brand
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Featured HeadlinesWhy Tesla’s Autopilot crashes spurred the feds to investigate driver-assist technologies – and what that means for the future of self-driving cars
