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

ThePigSite Quick Disease Guide

Use the above box to quickly switch to another disease

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

Our Sponsors


Seasonal Picks

Animal Welfare Science, Husbandry and Ethics: The Evolving Story of Our Relationship with Farm Animals - 5m Books