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Timing Is Everything
Runner's World SA
|November/December 2025
For a truly accurate benchmark of fitness, you need a time trial.
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WE ALL KNOW THAT INTERVAL TRAINING can improve various fitness markers, including VO2 max.
But it can be hard to identify the impact on your running. A new study* suggests a foolproof solution: time trials.
Why time trials? Because other measures are up and down. For instance, training that boosts VO
This story is from the November/December 2025 edition of Runner's World SA.
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