Correlation vs. Causation: Why Your Groomer Didn’t Give Your Dog an Ear Infection

It is a scenario played out in grooming salons and veterinary clinics across the country every single week: A pet parent drops off a happy, seemingly healthy dog for a much-needed spa day. A few hours later, they pick up a fresh-smelling, fluffy pup. But by the next morning, the dog is shaking its head, scratching at its ears, and showing all the classic signs of an ear infection.