Definition

Noun: * A medical condition resulting from excessive exposure to high temperatures, characterized by symptoms such as heavy sweating, dizziness, nausea, weakness, and a rapid pulse. It is caused by the depletion of body fluids and electrolytes and is a serious, but typically not life-threatening, stage of heat-related illness.

Usage

"Heat exhaustion" is used as a non-count noun to name the specific medical condition. It is often discussed in the context of weather, physical activity, and health warnings. * It is commonly preceded by verbs like suffer from, experience, or treat. * It is often modified by the cause, such as from working outdoors or due to the heatwave.

Examples

• Noun:
  • Several marathon runners were treated for heat exhaustion at the finish line.
  • Heat exhaustion is a serious risk for construction workers during the summer months.
  • The symptoms of heat exhaustion include pale skin, profuse sweating, and a headache.
  • To prevent heat exhaustion, drink plenty of water and take breaks in the shade.

Advanced Usage

• "to succumb to heat exhaustion": to become a victim of heat exhaustion, often implying a failure to prevent it.
  • Despite warnings, the hiker succumbed to heat exhaustion on the trail.
• The condition is often discussed in contrast to the more severe heat stroke. Heat exhaustion is a precursor; if not treated, it can progress to heat stroke.

Variants and Related Words

• Heatstroke (n): A more severe and life-threatening heat-related illness where the body's temperature regulation fails. This is a distinct, more critical condition.
• Heat illness (n): A broader term encompassing all disorders caused by heat, including heat cramps, heat exhaustion, and heat stroke.
• Dehydration (n): A key contributing factor to heat exhaustion, involving a significant loss of body water.

Synonyms

• Heat prostration: A less common, more formal synonym for heat exhaustion.

Related Phrases

• At risk of heat exhaustion: Describing a person or group vulnerable to the condition.
  • Elderly people are particularly at risk of heat exhaustion.
• A case of heat exhaustion: Referring to a specific instance of the condition.
  • The festival's first aid tent handled three cases of heat exhaustion before noon.

Noun

1. a condition marked by dizziness and nausea and weakness caused by depletion of body fluids and electrolytes