Heat Rash

Heat rash facts

  • Heat rash occurs when the skin's sweat glands are blocked and the sweat produced cannot get to the surface of the skin to evaporate. This causes inflammation that results in a rash.
  • Common symptoms of heat rash include red bumps on the skin, and a prickly or itchy feeling to the skin (also known as prickly heat).
  • The rash appears as reddened skin with tiny blisters and is due to inflammation. It often occurs in skin creases or areas of tight clothing where air cannot circulate.
  • Heat rash usually fades when the skin is allowed to cool. Medical treatment is necessary only if the area becomes infected.
  • Heat rash can be prevented by avoiding hot, humid conditions, wearing lose fitting clothes and using air conditioning or fans to allow air to circulate. Continue Reading
Heat rash condition

Heat-Related Illness Signs and Symptoms

How to Recognize a Heat-Related Illness Signs and Symptoms

The following checklist can help you recognize the symptoms of heat-related illnesses:

  • Heat rash
  • Heat cramps
  • Heat syncope: Someone who experiences heat syncope (fainting) will experience the sudden onset of dizziness or fainting after exposure to high temperatures, particularly after exercising in the heat.
  • Heat exhaustion
  • Heat stroke
Reviewed on 11/3/2015
Heat Rash Pictures Slideshow: Symptoms, Causes & Treatments


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