My dog is a 13 year old norweign elkhound full breed and a delightful dod to have but within the past week he has totally stopped eating his food and we haven't changed his diet. His still his usual lovable playable self and the vet says his healthy help I'm so worried about him all his doing is drinking water

Check veterinarian ;\

Read the sticky at https://www.askmehelpdesk.com/dogs/information-articles-our-dogs-expert-labman-53153.html#post254171 If you have had him to the vet, I am a little disappointed with the vet. Usually if a dog suddenly quits eating, it has a physical problem. If the vet is open today, call them and tell them the dog still isn't eating. I don't think the solution is a more tempting diet, it seldom is.