Sep 15, 2018 · Armpit temperatures are usually the least accurate. Rectal temperatures provide the best readings for infants, especially those 3 months or younger, as well as children up to age 3. For older children and adults, oral readings are usually accurate — as long as the mouth is closed while the thermometer is in place.
Which is more accurate, an oral thermometer under the tongue or an electronic ear thermometer..getting different readings dont know which one is right? Is an ear thermometer (for an adult) as accurate as one you would use, orally? 1 doctor responded Someday's temp .
Which Type of Fever Thermometer for Adults? By Kira Jaines Thermometers can measure fever orally, rectally, under the armpit, in the ear and on the forehead. They are quick and accurate as long as you position them properly in the ear canal and are an effective choice for those who cannot tolerate an oral thermometer under the tongue. A.