Myths About Training With Food

In today's episode, Dr. Jen tackles some common myths about using treats in training.   Does using "human food" to train your dog make him more likely to beg at the table?  If you use treats to train a behavior, is it true that you'll always need have food on hand to get your dog to listen?  And why do we need food rewards, anyway - shouldn't our dogs do what we say because they respect us?