Sherpas have evolved to become superhuman mountain climbers, extremely efficient at producing the energy to power their bodies even when oxygen is scarce, suggests new research published in the Proceedings of National Academy of Sciences (PNAS).
In the first of a series of reports contributed by Cambridge researchers, physiologist Dr Andrew Murray studies responses to extreme altitude as part of a programme that will improve hospital treatments for critically ill people.
Rats fed a high-fat diet show a stark reduction in their physical endurance and a decline in their cognitive ability after just nine days, a new study has shown.
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