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Can your dog sniff out cancer?

Studies show that your pup is more in tune with your physical and emotional well-being than you might think. If you’re sad, stressed or in danger, your furry friend can sense it. And, according to a growing body of research, that’s not all they can sense. In a recent study, researchers found that dogs are capable of identifying lung cancer by scent. In a double-blind study published in the Journal of the American Osteopathic Association, researchers studied three beagles...