Heat exhaustion: causes, indications and first aid tips
Senior Airman Kevin Iinuma poors water over his head to cool off after exercising outside Wilford Hall Medical Center July 5. Exercising in extreme heat is not recommended and certain precautions should be taken to prevent heat related illnesses. Airman Iinuma is a medical photographer for the 59th Medical Wing. (U.S. Air Force Photo/SSgt Josie Walck)

Heat exhaustion

Our body gets over heated resulting heavy sweating and increased pulse rate. This condition is called heat exhaustion.

There are three syndromes related to heat:

  • Heat exhaustion
  • Heat cramps
  • Heatstroke

Basis of heat exhaustion

There are multiple reasons of heat exhaustion. Some of the important and common reasons are:

  • Exposure of an individual to high temperature while doing any physical exertion in a humid day
  • Immediate help is very important otherwise, it can cause severe heatstroke and may become a threat to life


Heat exhaustion can be identified as soon as someone faces severe heat and experiences some signs and symptoms.  Its long term experience can cause severe problems. Heat exhaustion can have following signs and symptoms:

  • One having goose bumps and feeling cold during heat
  • Intense sweating
  • One may feel dizzy
  • Faint
  • Low energy
  • Increased pulse rate
  • Blood pressure lowers down when having physical activity
  • Muscular cramps
  • Feeling Nausea
  • Pain

First aid tips

Sometimes, we take heat exhaustion very casually and don’t take it seriously to take proper help. Immediate and proper help can be life saving in this regard. Few emergency steps must be taken if one identifies heat exhaustion symptoms:

  • Instantly move the causality to a cool shady place. Try to move him out of heated place. This place can be any airy, shady or air conditioned one
  • Make him lay straight and hold his legs and fee and lift them up a little
  • Loosen up the tight clothing, tie, watch, shoe laces, belt or any tight shirt
  • Take out clothes making him warm
  • Never put water in the mouth. Just spray cold water, dap with a sponge or few drops on lips. Keep fanning to make him feel cool
  • Sought out emergency help to get him properly treated. Keep monitoring the causality carefully
  • Sometimes, affected person gets faint, faces confusion, have fits or may have high fever. One must call for emergency care


Please enter your comment!
Please enter your name here