First aid aims to limit the damage done, prevent infection, and allow healing to happen quickly. What is done in the first hours influences the final result to a large extent. Just as important is how the handler responds to the situation.
There are several different worms that live in horses. They are parasites that cause damage to the horse in different ways depending on their life cycle.
The clinical signs of EVA infection vary from no signs at all to severe disease.
Vaccinations stimulate the horse's own immune system to produce antibodies to fight infections.
Tetanus is a disease affecting all animals and is caused by a bacteria called Clostridium tetani. This bacteria can only be active in dead tissue, or tissue that has no or very little oxygen.