Fever Guide: Normal Ranges, Rashes & Toddler Care

Fever symptoms in children and infants require careful monitoring, from identifying dangerous temperature ranges to choosing the right thermometer. Learn about the connection between fever, rashes, and metabolic syndrome.

Electronic thermometer holding a woman's hand

Which Type of Fever Thermometer for Adults?

Thermometers can measure fever orally, rectally, under the armpit, in the ear and on the forehead. The medical community no longer recommends glass thermometers due to the potential for mercury exposure. Most thermometers now work without mercury and have digital readouts.

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