Having perfect knowledge regarding all the nutritional needs of our beloved dogs is vital for providing them with the best care possible. Our toiling lives often keep us away from our homes and pets, and therefore we should be aware of how much food and water dogs need while not with them. Two fundamental questions arise here, which is How long can a dog go without food? And also, how long can a dog go without water? If you also find yourself wondering about these questions, this article is just for you!