Norwegian 4x4

Software / App

A high-intensity interval training protocol involving 4 minutes at 85-95% maximum heart rate, followed by a 3-minute break, repeated four times. Used for improving VO2 Max.

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Videos Mentioning Norwegian 4x4

Women’s Fitness Expert: What You NEED To Know About Dieting & Exercise | Dr. Stephanie Estima

Women’s Fitness Expert: What You NEED To Know About Dieting & Exercise | Dr. Stephanie Estima

The Diary Of A CEO

A high-intensity interval training protocol involving 4 minutes at 85-95% maximum heart rate, followed by a 3-minute break, repeated four times. Used for improving VO2 Max.