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Related Concept Videos

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...
Factors Affecting Body Temperature01:28

Factors Affecting Body Temperature

As a nurse, it is vital to understand the factors affecting body temperature to monitor variations and effectively evaluate deviations from regular.
Factors may  include:
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.
Requirements for Human Life01:26

Requirements for Human Life

The Earth and its atmosphere have provided humans with air, water, and food, but these are not the only requirements for survival. Humans also require a specific range of temperature and pressure that the Earth and its atmosphere provides.
Oxygen
Atmospheric air is only about 20 percent oxygen, but that oxygen is a key component of the chemical reactions that keep the body alive, including the reactions that produce ATP. Brain cells are susceptible to a lack of oxygen because they require a...
Responses to Heat and Cold Stress02:45

Responses to Heat and Cold Stress

Every organism has an optimum temperature range within which healthy growth and physiological functioning can occur. At the ends of this range, there will be a minimum and maximum temperature that interrupt biological processes.
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:

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Related Experiment Video

Updated: May 21, 2026

A Preclinical Model of Exertional Heat Stroke in Mice
08:22

A Preclinical Model of Exertional Heat Stroke in Mice

Published on: July 1, 2021

[Labor environment and heatstroke].

Isao Nagata1

  • 1Department of Emergency, Kanto Rosai Hospital.

Nihon Rinsho. Japanese Journal of Clinical Medicine
|June 14, 2012
PubMed
Summary

Construction workers face higher heatstroke risks, especially in summer afternoons and early in their job tenure. Early heat exposure and inadequate acclimatization significantly increase heatstroke incidence and fatalities.

Area of Science:

  • Occupational Health
  • Environmental Medicine
  • Public Health

Context:

  • Heatstroke poses a significant risk to outdoor laborers, particularly in construction.
  • Studies in 2008 and 2010 by the Ministry of Health, Labour and Welfare identified key risk factors.

Purpose:

  • To characterize laborers affected and deceased by heatstroke.
  • To identify critical environmental and temporal factors contributing to heatstroke.

Summary:

  • Construction workers, especially during July-August and around 3 p.m., are disproportionately affected by heatstroke.
  • Workers experiencing heatstroke around 11 a.m. and those newly employed (within 1 week) showed higher mortality rates.
  • Heat environment, timing, and duration of initial exposure are critical determinants of heatstroke development and mortality.

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Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain

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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

Related Experiment Videos

Last Updated: May 21, 2026

A Preclinical Model of Exertional Heat Stroke in Mice
08:22

A Preclinical Model of Exertional Heat Stroke in Mice

Published on: July 1, 2021

Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain
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Prevention of Heat Stress Adverse Effects in Rats by Bacillus subtilis Strain

Published on: July 11, 2016

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

Impact:

  • Highlights the need for proactive heat environment assessment and management strategies.
  • Emphasizes the importance of planned acclimatization periods for workers starting in hot conditions.
  • Informs targeted interventions to reduce heatstroke incidence and fatalities in vulnerable workforces.