Dog have died and half are still alive, ranges from 10 to 13 years. Individual dogs may live well beyond the median of their breed. The breed with the shortest lifespan (among breeds for which there is a questionnaire survey with a reasonable sample size) is the Dogue de Bordeaux, with a median longevity of about 5.2 years, but several breeds, including Miniature Bull Terriers, Bloodhounds, and Irish Wolfhounds are nearly as short-lived, with median longevities of 6 to 7 years. The longest-lived breeds, including Toy Poodles, Japanese Spitz, Border Terriers, and Tibetan Spaniels, have median longevities of 14 to 15
Mexican Hairless Dog breeds. A spacious, well-fenced, and safe physical environment is desirable for this breed. Daily walks are ideal for exercising most toy-sized Xolos, however more stimulating physical and mental exercise is advised for larger and more active individuals. Behavior problems in Xolos are typically a result of a dog receiving inadequate or inconsistent supervision, as well as inadequate exercise and mental stimulation. The Xoloitzcuintli is a social dog that should not, in most cases, be an "only dog". It does not do well when kept as an outside-only dog. This is a breed that is at its best when it is