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What is What is fever, and how is it typically defined in terms of body temperature for children and adults? How are symptoms and signs differentiated?  and explain in detail?
Fever is the temporary increase in the bodys temperature in response to a disease or illness. A child has a fever when the temperature is at or above one of these levels: 1.  38 degree celsius measured in the bottom (rectally) 2. 37.5 degree celsius measured in the mouth (orally) 3. 37.2 degree celsius measured under the arm (axillary) An adult probably has a fever when the temperature is above 37.2 - 37.5 degree celsius, depending on the time of day. A symptom is something the patient reports and feels, while a sign is something other people, including a doctor may detect. For example, a headache may be a symptom while a rash may be a sign.