Diseases

Heat Exhaustion

A clinical syndrome caused by heat stress, such as over-exertion in a hot environment or excessive exposure to sun. It is characterized by SWEATING, water (volume) depletion, salt depletion, cool clammy skin, NAUSEA, and HEADACHE.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A clinical syndrome caused by heat stress, such as over-exertion in a hot environment or excessive exposure to sun. It is characterized by SWEATING, water (volume) depletion, salt depletion, cool clammy skin, NAUSEA, and HEADACHE.

MeSH Record

Classification

Broader headings

Related Concepts

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MeSH Record

Synonyms

5 entry terms
  • Heat Prostration
  • Exhaustion, Heat
  • Prostration, Heat
  • Heat Collapse
  • Collapse, Heat

MeSH Record

Aspects Covered

35 allowable subheadings

Indexed with the subheadings blood, cerebrospinal fluid, chemically induced, classification, complications, congenital, diagnosis, diagnostic imaging, diet therapy, drug therapy, economics, embryology, enzymology, epidemiology, ethnology, etiology, genetics, history, immunology, metabolism, microbiology, mortality, nursing, parasitology, pathology, physiopathology, prevention & control, psychology, radiotherapy, rehabilitation, surgery, therapy, urine, veterinary, virology.

MeSH Record

Indexing Annotation

near normal body temperature: do not confuse with HEAT STROKE where body temp is dangerously high; SUNSTROKE is also available

MeSH Hierarchy

Tree Number

MeSH Record

NLM Classification

QT 150

AMA Style

References

  1. National Library of Medicine. Heat Exhaustion. Medical Subject Headings (MeSH). 2026. Unique ID D006359. http://id.nlm.nih.gov/mesh/2026/D006359
  2. Heat Exhaustion. In: Wikipedia. https://en.wikipedia.org/wiki/Heat_exhaustion
  3. Heat Exhaustion. In: Wikidata. https://www.wikidata.org/wiki/Q12643772