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Related Concept Videos

Increased Body Temperature01:25

Increased Body Temperature

A body temperature above  38°C  (100.4 °F) is known as fever or pyrexia, and a person with fever is termed 'febrile.' Typically, the hypothalamus, a part of the brain that acts as the body's thermostat, regulates body temperature through a thermoregulatory setpoint. It receives signals from cold and warm thermal receptors throughout the body and adjusts the body's temperature accordingly. Fever occurs when this hypothalamic setpoint is altered, usually in response to an infection or illness.
Types of Fever01:25

Types of Fever

Fever can be triggered by several factors, including infections, nervous system disorders, certain cancers, blood diseases like leukemia, embolism, thrombosis, heatstroke, dehydration, surgical trauma, crushing injuries, and allergic reactions.
Here are the different types of fever:
Methods of reducing fever01:22

Methods of reducing fever

The signs and symptoms of fever include hot and dry skin, flushed face, thirst, muscle aches, anorexia, headache, tachycardia, tachypnea, and fatigue. Elevated body temperature is reduced using two methods: pharmacological and nonpharmacological. Proper identification and treatment of the root cause of a fever is of utmost importance.
Pharmacological Methods of Reducing Fever:
Patterns of Fever01:26

Patterns of Fever

Before understanding the types and patterns of fever, it is essential to know its phases.
Homeostatic Imbalances in Body Temperature01:19

Homeostatic Imbalances in Body Temperature

Hyperthermia occurs when the body's temperature becomes unusually high, often due to heat exposure, intense physical activity, or certain illnesses. This condition can create a dangerous cycle where elevated body temperature increases the metabolic rate, generating more heat and potentially leading to organ failure and brain damage. A severe form of hyperthermia, called heat stroke, can raise body temperature to life-threatening levels. Fever, on the other hand, is a controlled form of...
Acute Inflammation III: Local and Systemic Effects01:25

Acute Inflammation III: Local and Systemic Effects

Acute inflammation produces a coordinated set of local and systemic changes that limit injury, eliminate pathogens, and initiate repair. These responses arise within minutes of infection, trauma, or chemical insult and are driven by vascular alterations and leukocyte-derived mediators. When the stimulus resolves, the reaction typically abates within days.Local EffectsAt the site of injury, arteriolar vasodilation increases blood flow, resulting in redness and warmth. Simultaneously, increased...

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Related Experiment Video

Updated: Jul 13, 2026

Protocol for Long Duration Whole Body Hyperthermia in Mice
07:56

Protocol for Long Duration Whole Body Hyperthermia in Mice

Published on: August 25, 2012

Physiology of fever.

Mark Broom1

  • 1Faculty of Health Sport & Science, University of Glamorgan, Mid Glamorgan.

Paediatric Nursing
|August 19, 2007
PubMed
Summary

Understanding how the body responds to pathogens helps manage childhood fever. New guidelines emphasize risk-based monitoring for effective fever management in children.

Area of Science:

  • Pediatrics
  • Immunology
  • Physiology

Background:

  • Fever is a common symptom in children, indicating the body's response to pathogens.
  • Understanding the physiological effects of fever is crucial for clinical decision-making.
  • Existing guidelines offer a framework for managing feverish illnesses in young children.

Purpose of the Study:

  • To inform healthcare professionals on managing childhood fever based on the body's reaction to pathogens.
  • To highlight the importance of risk assessment in fever management.
  • To support the standardization of fever management protocols.

Main Methods:

  • Review of physiological responses to fever.
  • Analysis of new clinical guidelines for fever management in children.

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Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management
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Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management

Published on: November 21, 2017

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Protocol for Long Duration Whole Body Hyperthermia in Mice
07:56

Protocol for Long Duration Whole Body Hyperthermia in Mice

Published on: August 25, 2012

Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management
06:43

Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management

Published on: November 21, 2017

  • Emphasis on risk stratification for serious illness.

    • Main Results:

    • Elevated body temperature enhances metabolic rate and immune efficiency.
    • Fever can stimulate natural antipyretics but may also cause adverse effects.
    • Risk-based monitoring is recommended for children with feverish illnesses.

    Conclusions:

    • Informed clinical decisions regarding fever management are based on understanding the body's reaction to pathogens.
    • New guidelines promote standardized and risk-stratified approaches to fever management in young children.
    • Careful monitoring is essential to mitigate potential harmful effects of fever.