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.
More often than not, a dog loses her appetite during the first week of heat. In rare cases, dogs can have an increased appetite. VetInfo.com reports cases where dogs begin raiding trash cans. However, it is more likely that a dog will lose her appetite than see an increase.