Looking for a dog that you can run and hike with, one that can traverse all manner of rugged terrain? Dr. Michele discusses the sizes and types of dogs that are best for rigorous outdoor activities. Video of Picking a Dog to Hike & Run With Related Articles The Cesky Terrier Defeating Diabetes? Gene Therapy Cures Type I Diabetes in Dogs Important Tips Regarding Insulin and Care of Your Diabetic Dog Managing Treatment of Diabetes Mellitus in Your Dog