Thursday, February 4, 2010

Is it possible get a false reading on a thermometer if you have been standing in the heat?

Is it possible to get a fever reading on a thermometer (like 102.5 degrees) from just standing outside in shaded 106 degree heat? I know someone who felt sick at school, was sent home by the nurse with that temperature and then felt better once he got home.Is it possible get a false reading on a thermometer if you have been standing in the heat?
There are a few possibilities here. If the thermometer itself was out in the sun and the caregiver forgot to check it and shake it down, it would give a false reading. Of course, I'm talking about the old fashioned mercury thermometers here. Digital thermometers are becoming the norm.





While the human body has efficient thermoregulation, it is certainly possible to get overheated in extreme heat. One of the manifestations of heat stroke is nausea along with weakness, fatigue and muscle cramps. Recovery can be rapid once the body temperature returns to normal.

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