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Why Some People Stay Lean Without Cardio (And Whether You Actually Need It)

Why Some People Stay Lean Without Cardio (And Whether You Actually Need It)

I’ve trained clients in New York City for over two decades. Hedge fund managers, Broadway performers, new parents running on four hours of sleep. And here’s what I’ve noticed across hundreds of body transformations: the leanest people in my gym almost never touch a treadmill. That should have woken you up. Good. The fitness industry […]