Why Do I Get Out of Breath Walking Up Stairs If I’m in Good Shape?
Am I really not in as good shape as I think? Or is something wrong ... And while that’s totally understandable (you’d ...
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Why You Lose Your Breath Going Up the Stairs -- Even if You're Super Fit
No matter how in shape you get ... Read more: Best Fitness Apps The fancy medical term for what's happening when you get winded walking up stairs is "exertional intolerance".