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Fartlek

group of runners jogging on the street

Everything to Know About the 8 Basic Types of Runs

Aug 17, 2015.

by Jenny Hadfield and Runner's World Editors

Jun 6, 2011

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Teacher Preps Colleague for Local 5K

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Speed Play

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Surge Protector

A Part of Hearst Digital Media

side view of female athlete running by field

The Lost Art of Fartlek

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Becoming a Body Whisperer