Are Worms in Horses Bad for their Health?Updated 11 hours ago

Intestinal worms in horses is a very common health concern with all horses being at risk. These internal parasites can cause a number of different health issues from mild to quite severe, depending on the extent of the worm burden the horse is suffering from. Signs of a intestinal worms can include;

In Mild Burdens
* Failure to thrive
* Weight loss
* Poor, rough or dull coat
* Rubbing/itchy backside
* Decreased appetite

Developing to more severe cases
* Pale gums
* Anaemia
* Bouts of colic
* Diarrhoea
* Pneumonia
* Emaciation
* Severe gut issues like torsion, perforation or thrombosis
* Death

There are over 20 different intestinal worms that can be found in horses, the most common worms of concern for the horse population today are;
Large strongyles also known as redworms feed on blood, causing anaemia. They migrate through the intestinal wall into blood vessels and arteries where they can cause blockages.
Small strongyles or small redworms bite the the lining of the intestine, then feed on blood causing anaemia.
Roundworms sit in the gut and absorb nutrients, and if enough of them cause obstructions. Young roundworms live part of the lifecycle in the lungs and can cause damage to the lung and windpipe particularly in young horses.
Tapeworms attach to the gut lining, sucking and absorbing nutrients from the bowel . They cause irritation, thickening, inflammation and ulceration to the gut wall and in large numbers can cause blockages.