Older climbers face uphill battle on Mount Everest

In this era of not surrendering to age, some claim that 60 is the new 40. But new research shows that 60 year olds cannot keep up with 40 year olds on Mount Everest and suffer a sharply higher chance of dying if they do reach the summit.

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<p><a href="http://www.physorg.com/news106371128.html">Older climbers face uphill battle on Mount Everest</a></p> <p>In this era of not surrendering to age, some claim that 60 is the new 40. But new research shows that 60 year olds cannot keep up with 40 year olds on Mount Everest and suffer a sharply higher chance of dying if they do reach the summit.</p>