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Related Concept Videos

Body Temperature01:25

Body Temperature

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The body's temperature, measured in degrees, is determined by the balance between heat production and dissipation to the surrounding environment. For instance, if exercising vigorously, the body will produce more heat, causing sweat and dissipating that heat. Despite extreme environmental conditions and physical exertion, the human temperature-control system maintains a constant core body temperature (the temperature of deep tissues, which are the tissues located beneath the skin and other...
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Body Temperature01:07

Body Temperature

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Body temperature reflects the equilibrium between heat production and heat loss within the body. Most heat is generated by metabolically active tissues, particularly the liver, heart, brain, kidneys, and endocrine organs. At rest, skeletal muscles contribute 20–30% of total heat production, but during vigorous exercise, this can increase up to 30–40 times.
The average body temperature is approximately 37°C (98.6°F) and typically ranges from 36.1–37.2°C...
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Factors Affecting Body Temperature01:28

Factors Affecting Body Temperature

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As a nurse, it is vital to understand the factors affecting body temperature to monitor variations and effectively evaluate deviations from regular.
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Homeostatic Imbalances in Body Temperature01:19

Homeostatic Imbalances in Body Temperature

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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...
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Thermoregulation01:26

Thermoregulation

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The human body has a sophisticated thermoregulation system that employs negative feedback mechanisms to maintain an optimal core temperature. When the core temperature drops, peripheral and central thermoreceptors send signals to the hypothalamus, activating the heat-promoting center. This center triggers several responses aimed at increasing the core temperature. First, vasoconstriction reduces the flow of warm blood from internal organs to the skin so that the heat is not lost from the skin,...
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Requirements for Human Life01:26

Requirements for Human Life

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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...
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Related Experiment Video

Updated: Nov 2, 2025

An Automated Method to Determine the Performance of Drosophila in Response to Temperature Changes in Space and Time
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Walking is regulated by environmental temperature.

Shuichi P Obuchi1, Hisashi Kawai2, Juan C Garbalosa3

  • 1Tokyo Metropolitan Institute of Gerontology, 35-2 Sakae-cho, Itabashi-Ku, Tokyo, 173-0015, Japan.

Scientific Reports
|June 10, 2021
PubMed
Summary

Human walking speed and cadence are influenced by environmental temperature. Cooler temperatures, especially below 30°C, increase walking cadence, suggesting involuntary regulation.

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Area of Science:

  • Human physiology
  • Environmental science
  • Biophysics

Background:

  • Human walking regulation is complex, involving voluntary and involuntary mechanisms.
  • Evolutionary factors, like temperature-movement relationships in poikilotherms, may influence human locomotion.
  • Previous research has not fully elucidated the impact of environmental temperature on walking patterns.

Purpose of the Study:

  • To investigate the effects of ambient environmental temperature on human walking speed, step length, and cadence.
  • To explore potential involuntary regulatory mechanisms of human gait influenced by temperature.
  • To determine if evolutionary adaptations to temperature affect human walking behavior.

Main Methods:

  • Utilized a background smartphone GPS application to collect continuous walking data from 1065 participants (aged 14-86).
  • Monitored walking parameters including speed, step length, and cadence over extended periods.
  • Correlated collected walking data with daily maximum environmental temperatures.

Main Results:

  • Observed significantly higher walking speed and cadence in winter (avg. max temp 10.2°C) compared to summer (avg. max temp 29.8°C).
  • Walking parameters showed a strong correlation with environmental temperature, particularly cadence (r = -0.812).
  • A curvilinear relationship was identified, with decreased temperature below 30°C increasing cadence.

Conclusions:

  • Findings suggest that human walking is regulated by environmental temperature.
  • The observed relationship may involve involuntary control mechanisms, potentially linked to the autonomic nervous system's response to temperature.
  • Environmental temperature appears to be a significant factor influencing human gait parameters.