A horse in South Carolina tested positive for rabies in January, becoming the first confirmed case in that county for 2016. The incident left two people who cared for the horse exposed to rabies, and authorities referred them to their health care providers for consultation.

Rabies is an American Association of Equine Practitioners’ core vaccine, which means it’s one that the association recommends all horses receive annually. The AAEP says core vaccines “protect from diseases that are endemic to a region, those with potential public health significance, required by law, virulent/highly infectious, and/or those posing a risk of severe disease.”

Rabies is fatal to horses and poses significant risks to humans. After reporting on this South Carolina case, we asked readers on our Facebook page if they vaccinated their horse for rabies. Our readers responded with both wisdom and concern