Sinus Arrhythmia in Dogs

Your vet mentioned something about an arrhythmia during your dog’s appointment, and your heart sank. The word alone sounds serious. But if what they detected is sinus arrhythmia, there’s nothing to worry about.  Sinus arrhythmia is one of the most common cardiac findings in dogs, and in most cases, it’s a completely normal part of […]

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