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. 2020 Aug 6;36:101673. doi: 10.1016/j.redox.2020.101673

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© 2020 The Authors

This is an open access article under the CC BY license (http://creativecommons.org/licenses/by/4.0/).

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Fig. 2 — Heart rate (b·min⁻¹) across high-intensity intermittent exercise. Note: HIIE 1 refers to exercise completed during the acute phase, whereas HIIE 2 refers to exercise completed during the chronic phase. Heart rate across both trials was similar (P > 0.05). Average workload across work- and rest-intervals was 380 ± 137 W and 156 ± 102 W, respectively.