A common measure of a person’s health is their body temperature. Normally an adult’s body temperature ranges between 96.8 to 100.4 degrees Fahrenheit (36 to 38 degrees on the Centigrade scale) depending on time of day and a person’s activity. Many different factors affect body temperature. No single temperature is normal for all people.
There are many reasons for taking a person’s temperature:
Normally the body maintains a balance of heat loss and gain, keeping a fairly constant temperature range.