Treadmill sales brisk as pets shape up

The Associated PressTREAD AND WATER: Andrew Rosenthal, owner of LA Dog Works watches Trixie, 3, a pit bull, using an aquatic treadmill meant for dogs in need of lower impact exercise, during a demonstration on Aug. 8 at LA Dog Works in Los Angeles. The aquatic treadmill is one of three different typ...

The Associated PressJOG-A-DOG: Chryses, a Belgian Malinois, walks the Jog-A-Dog treadmill on Aug. 8 at LA Dog Works in Los Angeles. The Jog-A-Dog is an industrial model used for professional purposes, unlike the DogPacer, which is meant for home.