Owners of fat pets are trying new ways to help them slim down, including making them work for their dinner. http://on.wsj.com/ZJ0mMP

Interactive feeders and puzzles can also help with behavior problems and digestive health and keep pets stimulated, experts say. Have you tried any of these approaches? Have they helped your pet?

Photo: The Aïkiou Activity Food Center
Credit: Allison Scott/The Wall Street Journal
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