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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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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...

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Updated: Jun 9, 2025

A Preclinical Model of Exertional Heat Stroke in Mice

A Preclinical Model of Exertional Heat Stroke in Mice

Published on: July 1, 2021

Environmental Quality, Extreme Heat, and Healthcare Expenditures.

Douglas A Becker¹

¹Conservation International, Arlington, VA 22202, USA.

International Journal of Environmental Research and Public Health

|October 26, 2024

Summary

This summary is machine-generated.

Environmental quality, including social and built factors, is linked to healthcare spending. High temperatures also impact costs, suggesting integrated health and environmental policies are beneficial.

Keywords:

EQI air temperature environmental quality healthcare spending

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Area of Science:

Environmental health
Health economics
Spatial analysis

Background:

Established link between environmental factors and human health.
Limited research on environmental quality's impact on healthcare expenditures.
Need for integrated analysis of environmental quality and healthcare spending.

Purpose of the Study:

To investigate the relationship between environmental quality and per capita Medicare spending.
To analyze the association between heat exposure and healthcare costs.
To identify specific environmental domains influencing healthcare expenditures.

Main Methods:

Utilized the Environmental Protection Agency's Environmental Quality Index (EQI).
Employed a general additive model with Markov Random Field smoothing for spatial analysis.
Compared EQI, heatwave days, and average seasonal maximum heat index with county-level Medicare spending.

Main Results:

Environmental Quality Index demonstrated a significant, nonlinear association with Medicare spending.
Average seasonal maximum heat index was also significantly related to spending.
Social and built environment components of EQI showed significant links to spending, unlike air, water, or land domains.

Conclusions:

Environmental quality, particularly social and built aspects, significantly influences healthcare spending.
High ambient temperatures correlate with increased healthcare expenditures.
Healthcare financing could mitigate impacts of poor environmental quality and extreme heat.