POCATELLO — The Idaho State Department of Agriculture is urging horse owners to halt travel and cancel upcoming equine events after multiple cases of Equine Herpesvirus Type 1 (EHV-1) were confirmed in horses linked to events in Texas and Oklahoma.

Neurologic EHV-1 has been confirmed in Texas, Oklahoma and Louisiana among horses that attended recent competitive events. While no cases have been reported in Idaho, state officials warn the virus is highly contagious and can spread quickly if not taken seriously.

EHV-1 is a contagious and potentially fatal virus that can cause respiratory illness, spontaneous abortions in pregnant mares, and, in severe cases, neurologic disease. It spreads through direct horse-to-horse contact, airborne particles from coughing or snorting, and contaminated e

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