PHILADELPHIA (CBS) -- It's a sound dogs make that may be alarming. Similar to loud snorting, dogs can rapidly suck in air pulled in through the snout, instead of being pushed out. It's called reverse ...

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Q: My dog is snorting and sneezing a lot. What could be wrong with him? A: Problems affecting the canine nose can range from minor to serious. Figuring out what's causing the problem can take a little ...