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Increased Body Temperature

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.

Methods of reducing fever

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:

Decreased Body Temperature

Decreased Body Temperature

A decreased body temperature can occur in patients with hypothermia and frostbite. Heat loss with extended cold exposure overpowers the body's ability to create heat, resulting in hypothermia. Core temperature readings help classify hypothermia. Mild hypothermia is temperatures between 32 °C (89.6 °F) and 35°C (95 °F) and is caused by impaired thermoregulation. Moderate hypothermia is temperatures between 28 C (82.4 °F) and 32 °C (89.6 °F) caused by sustained extreme cold exposure, and severe...

Homeostatic Imbalances in Body Temperature

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...

Assessing Body Temperature - Oral

Assessing Body Temperature - Oral

Here are the steps to accurately measure oral temperature using an electronic thermometer:
Step 1:
Start by practicing proper hand hygiene to prevent the spread of microorganisms.
Step 2:
Take the thermometer out of the charging unit, switch it on, and wait for the ready sign.
Step 3:
Gently slide the probe cover until a click is heard. This simple action prevents cross-contamination and ensures the correct placement of the probe cover.
Step 4:
Instruct the patient to open their mouth and place...

Factors Affecting Body Temperature

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:

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Related Experiment Video

Updated: May 31, 2026

Heat-sensitive Moxibustion as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Insomnia

Heat-sensitive Moxibustion as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Insomnia

Published on: May 30, 2025

Help-seeking behavior during elevated temperature in Chinese population.

Emily Ying Yang Chan¹, William B Goggins, Jacqueline Jakyoung Kim

¹School of Public Health and Primary Care, Prince of Wales Hospital, The Chinese University of Hong Kong, Shatin, NT, Hong Kong, China. emily.chan@cuhk.edu.hk

Journal of Urban Health : Bulletin of the New York Academy of Medicine

|July 16, 2011

Summary

This summary is machine-generated.

Extreme temperatures increase emergency calls, especially above 30-32°C. Understanding these health-seeking behaviors helps protect vulnerable populations during heat crises.

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Last Updated: May 31, 2026

Heat-sensitive Moxibustion as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Insomnia

Heat-sensitive Moxibustion as a Traditional Chinese Medicine Therapy for Chronic Obstructive Pulmonary Disease Combined with Insomnia

Published on: May 30, 2025

Area of Science:

Environmental Health
Public Health
Epidemiology

Background:

Extreme temperatures pose significant health risks, increasing morbidity and mortality.
Individual help-seeking behavior can mitigate adverse health outcomes during heat events.
Understanding these behaviors is crucial for targeted public health interventions.

Purpose of the Study:

To examine individual help-seeking behavior during elevated temperatures in a Chinese population.
To identify patterns and influencing factors of help-seeking during heat crises.
To inform the development of protective strategies for vulnerable subgroups.

Main Methods:

Retrospective time-series analysis using Poisson generalized additive models.
Utilized meteorological data and emergency help call data from Hong Kong (1998-2007).
Analyzed associations between temperature, relative humidity, and health-related emergency calls.

Main Results:

A significant "U"-shaped association was observed between daily temperature and emergency calls (p = 0.034).
Health-related calls increased significantly at temperatures around 30-32°C and relative humidity >70-74%.
Females showed higher sensitivity to heat (28.5-30.5°C), while males were more sensitive to cold (31.5-33.5°C).

Conclusions:

Community help-seeking behavior differs significantly during elevated temperatures.
Thresholds for increased health-related calls were identified for temperature and humidity.
Targeted outreach programs are needed to protect vulnerable groups from extreme heat impacts.