So you think investing in fever screening can curb the spread of COVID-19? Think again
explain why fever screening is unlikely to reduce the spread of the virus. Their arguments are based on an understanding of the physiology of fever, body temperature measurement, and fever prevalence in people who transmit COVID-19.Fever is a temporary elevation of body core temperature. It is part of aWhen you develop a fever, you feel cold, heat generation in your body increases and heat loss decreases .
Needing to measure body core temperature raises the first problem with fever screening. Thermal cameras and infrared thermometers measure heat radiating from a surface – in other words surface temperature. They don’t measure body core temperature.
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