Many pet owners feed raw food because they believe raw food more closely mimics the natural diet of dogs and cats in the wild. But are raw food diets for pets really healthier than commercial diets? Dr. Richard Hill, a veterinary nutritionist and internal medicine specialist discusses the pros and cons of raw diets for pets, what the science says about the effects of such diets on pet health and why consulting with your veterinarian about the relative risks and benefits is so important.