How fever happens?How can identify fever?

2.How fever happens?
How can identify fever?

There are two types of symptoms for fever.
(1) Symptoms others can identify: Increment in temperature of the patient’s body.
(2) Symptoms patient can identify: The associated difficulties gives the clue about the fever. They are Chill feeling, heaviness of head, ill taste for food, tiredness of mind & body, body pain, decrement in motion.
Some persons may not have an increase in external heat to mark the fever. But other symptoms may be present.

Is the increase in external temperature means fever?

When the external temperature increases and other symptoms of fever are present, then the answer is yes. But when we are exposed to heat generators like, sun, fire chimneys, etc, the external heat of the body increases and as it has no relation with the status of internal heat, it is not fever.
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