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Cardio exercise: How much do you really need?

ZOE Science & Nutrition

The Benefits of High Intensity Interval Training in Improving Cardio Fitness

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This chapter discusses the advantages of high intensity interval training (HIIT) over classical endurance training in improving cardio fitness. They highlight the ability of HIIT to increase VO2 max with shorter durations of exercise and provide evidence of significant fitness improvements with as little as six sprints per week. They also suggest that increasing exercise intensity can be a time-efficient alternative for those who struggle to meet recommended guidelines.

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