Addisons disease or hypoadrenocorticism is an unusual disease related to adrenal glands wherein the cortex or the outer layer of the gland is damaged. This disease is more common in young to middle-aged female dogs.
The symptoms include vomiting, diarrhea, excess thirst and urination, intermittent shivering, and sudden weight loss. This disease is not curable completely. However, with appropriate medication and vet care, the majority of dogs can live a normal lifespan.