Checkio@ Touch - Infrared Forehead Thermometer A normal body temperature is

A normal body temperature is around 37 ° C (98

various researchers began to use them to measure temperature on animals

In the 17th century

Normal temperature varies by around 1 ° C during the day

A fever is usually caused by an infection

Checkio@ Touch - Infrared Forehead Thermometer A normal body temperature isSince prehistoric times, fever has been associated with disease. In the 17th century, Galileo developed the first thermometers for physical experiments. When glass thermometers were sufficiently reduced in size at the end of the 19th century, various researchers began to use them to measure temperature on animals. It took 100 years for a fast predictive thermometer to be developed. What is a normal body temperature? A normal body temperature is around