Meaning of the word "heat exhaustion" in English

What does "heat exhaustion" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

heat exhaustion

US /ˈhiːt ɪɡˌzɔːs.tʃən/
UK /ˈhiːt ɪɡˌzɔːs.tʃən/

Noun

a condition caused by overheating, often during exercise in hot weather, characterized by heavy sweating, rapid pulse, and sometimes collapse, but not by fever

Example:
Symptoms of heat exhaustion include heavy sweating, dizziness, and nausea.
If you experience heat exhaustion, move to a cooler place and rehydrate.