My 90 year old mother lives in assisted living and is having chronic vertigo/dizziness with vomiting. She went to the hospital on Monday and was given every test known to man, all negative. Meds were reviewed and her Gabapentin dose was reduced. She is still dizzy and suddenly incontinent at night; wets the bed in spite of wearing briefs.
Caring For The Senior Collie. On average, Collies typically live 10 to 13 years, but many go well beyond the age of 13 and I have heard of a few Collies reaching 15 and beyond.Generally it is thought that the smaller the dog, the longer lived and the bigger the dog, the shorter lived. Just like with people, old age is relative.aring For The Senior Collie. On average, Collies typically live 10 to 13 years, but many go well beyond the age of 13 and I have heard of a few Collies reaching 15 and beyond.
Rating Newest Oldest. Best Answer: They usually live for about 12-15 years. They can live up to 20, but that is extremely rare. I have a sheltie and she is about ten and she sounds like the spitting image of your dog in activity.It isn't unusual for them to start slowing down at that age.t depends on quality of breeding and line, but a well bred sheltie who has been properly cared for can go as far as 18. Average is about 14-15. Source(s): Rescuer, vet tech, groomer and show exhibitor of Shetland sheepdogs for 20 years.