An unexpected bout of loose stools or digestive upset is one of the most frequent reasons pet owners seek veterinary advice. In this video, Noble Veterinary Clinic breaks down the wide array of potential culprits behind your pet's diarrhea, ranging from sudden dietary changes and scavenging to parasites, stress, infections, and underlying medical conditions. Learn how to monitor your pet's symptoms at home, when a minor stomach bug requires immediate professional diagnostics, and the best ways to safely restore your four-legged companion's gastrointestinal health and comfort.