Dogs of all ages and sizes need exercise. Without this physical stimulation, they will not live a happy life. However, finding the time to walk or run your dog as much as you would like can be tricky.

California native, Pickles the pig, ran this dog agility course on his first try, receiving blueberries as a reward for his work Kelli Bender is the Pets Editor at PEOPLE. She has been working at ...

Jaymi Heimbuch is a writer and photographer specializing in wildlife conservation, technology, and food. She is the author of "The Ethiopian Wolf: Hope at the Edge of Extinction." Agility training is ...

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