Friday Fartlek Run – Five Times Jacqui’s Urban Fit 20/30/45 Hill Reps

Running high-intensity hill reps will tax your VO2 Max, if you allow yourself enough recovery as a result this will really bring about a big jump in your top-end speed. This is a perfect session for runners and triathletes running events up to half marathons but also provides benefits for athletes doing longer events.

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