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The 4-minute Scandinavian exercise that can add 20 years to your lifespan

In a podcast episode of The Diary Of A CEO, Dr Rhonda Patrick has claimed that the Norwegian 4x4 exercise, a cardio-focused ...
Yahoo

Zone 2 Cardio Isn't Enough—Try This Workout Instead, Shared by a Biochemist

Zone 2 Cardio Isn't Enough—Try This Workout Instead, Shared by a Biochemist originally appeared on Men's Fitness. Zone 2 cardio is having a moment—especially for those chasing better VO2 max scores.