This is most common in newborns, older adults, or people who are frail. If someone is unsure the reading is correct, they can take another reading with a different thermometer. However, a moderate fever can be more worrying for a person with existing heart or lung problems.
Most of the time, rest is the best medicine. Safe and accurate temperature taking is important especially in young children. Adam Rogers Adam Rogers. It remains on major medical websites. References Top of Page. Physical activity levels and certain foods or drinks can also influence body temperature. This is the most common cause of a fever.
Fever In most adults, a fever is an oral temperature above 100. MLA Nall, Rachel. Wait at least 20 to 30 minutes after you smoke, you eat, or you drink a hot or cold liquid.
Their bodies are also more metabolically active, which generates heat. A study looking at almost 35,500 people found that older adults had the lowest temperatures, and African-American women had higher temperatures than white men.
If you buy this type of thermometer, check the package for information about its accuracy. Archives of Disease in Childhood, 91 4: All references are available in the References tab.
Learn how to identify and treat this condition. Never Tweet.