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Posts tagged tired

December 16, 2014

 

panda sleeping in a tree

Adding Up Missed Sleep

Losing a couple hours of sleep each night adds up to major sleep deprivation.

April 1, 2014

 

A thermometer with blue fluid reads 60 degrees Fahrenheit.

Feed A Fever, Starve A Cold?

Unfortunately, this old saying doesn't make a lot of sense in the context of modern science.

April 9, 2009

 

People running in marathon

Why Doesn’t Your Heart Get Tired?

Skeletal muscles are attached to bone structures and cannot stay long in a flexed position without depleting their energy reserves.

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