Rheumatoid arthritis (RA) is an autoimmune disease with symptoms that vary from person to person and may include joint pain, swelling and stiffness.
Health Problems & Life Expectancy. The typical West Highland Terrier lives about 12-16 years. Of course, individual dogs can have a life span outside that range based on care and pure luck. Like all dog breeds, Westies are prone to certain diseases, disorders, and behavioral problems.
A: On average, Shelties live between 12 and 14 years. The name Sheltie is often used to describe a Shetland Sheepdog. These dogs are rather small in size and range from 12 to 16 inches tall at the shoulders.