“Vary your training, your running partners, and your environment. Only your imagination limits the ways you can spice up your running routine.” WayRunningImaginationEnvironmentLimitsTrainingPartnersRoutineOur EnvironmentVarySpices Book:The Runner's Handbook: The Bestselling Classic Fitness G for begng Intermediate Runners 2nd rev Edition Source: The Runner's Handbook: The Bestselling Classic Fitness G for begng Intermediate Runners 2nd rev Edition