Addiction is a chronic brain disease that induces compulsive activity, despite health, social and legal consequences. A person may seem to make a voluntary choice to try a drug or begin a type of behavior, but a variety of genetic and environmental factors influence those decisions.
Expert: Theresa replied 8 years ago. Symptoms of a dying dog include, lack of appetite, pale, blue, or gray gums, dry gums, inability to stand, dilated pupils, difficulty breathing, unresponsiveness, and neurologic symptoms. A dog can live for a couple weeks without enough food and water.
Kidney disease and cancer can both cause a loss of appetite in dogs. However, your dog may also just be sick. Either way, if your dog continues to turn her nose up at her food and has other symptoms including lethargy, vomiting or diarrhea, there may be something physically wrong.ain. A dog may also stop eating due to pain from dental disease or an ear infection. In these cases, you can usually switch your dog to a wet dog food until the problem is cured. However, when it comes to infections, the cause may be allergy-related.