That question is a little harder to answer than you might think. Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission. We do not endorse non-Cleveland Clinic products or services. Most people probably grew up being told it was
Human body temperature has decreased in United States, study finds
Forget °F. Humans Are Cooling Off — Here's Why
For years, the figure has held an important place in hospital rooms and physiology textbooks: But is this temperature still accurate? New research suggests the average American body temperature has dropped, and researchers think they know why. Julie Parsonnet, a professor of medicine and of health research and policy at Stanford University. Wunderlich's work also highlighted temperature variations between people of different sexes, ages, weights and heights. Since Wunderlich's pioneering efforts, doctors still use body temperature as a key vital sign to help determine a person's health status. We now know that body temperature fluctuates as much as 0.
Forget 98.6°F. Humans Are Cooling Off — Here’s Why
We include products we think are useful for our readers. If you buy through links on this page, we may earn a small commission. The normal body temperature for an adult is around In this article, we discuss the normal ranges of temperature for adults, children, and babies. We also consider factors affecting body temperature, and when to call a doctor.
I know it seems crazy, but Not only that, but normal body temperature may be falling over time, according to data samples reaching back almost years. In the mids a German physician, Carl Wunderlich, measured axillary armpit temperatures from about 25, people and found that the average was On this last point, a remarkable new study is among the best to make a case that normal body temperature has been drifting down over the last two centuries.