Here's the extraordinary story of Coco the cat, and her arthritic joints. Coco's nearly 16 years old, which in human years, makes her in her nineties .
She has arthritis, and she's also been hit by a car, but thanks to an animal hydrotherapy pool, Coco now has a spring in her step.
This is one fearless feline, and she's taken to the pool like a duck to water. Jane Hesketh reports.