- news, features, articles and disease information for the swine industry

ThePigSite Quick Disease Guide

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Heat Stroke

This usually occurs where ventilation has failed or in extremely hot weather.


  • Uncommon, but as for sow.
Sows, Weaners & Growers
  • Distress.
  • A very high respiratory rate.
  • Muscle trembling.
  • Skin red.
  • Weakness.
  • Prostration.
  • Vomiting.
  • Diarrhoea may be seen.
  • Rectal temperature may rise to 43?C (109?F)

Causes / Contributing factors

  • High temperatures.
  • Exposure to sunlight.
  • Combined with high humidity and poor ventilation in indoor housing.


The history and clinical signs.


  • Give immediate treatment
  • Immerse the animal in cold water or spray
  • Dribbel cold water into the rectum using a flutter valve

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