Equine Ailments - A to Z
COPD (chronic obstructive pulmonary disease) - A respiratory disease characterized by coughing and reduced performance. It is caused by allergies, usually to mould spores in hay or straw, and possibly also pollen. A vet will treat symptoms then preventative measures, such as good stable management, keeps COPD under control. Sometimes feeding the horse an alternative to hay or keeping it out at grass for a while, may alleviate symptoms.