HomeFetch: The fine print of living with a dog.

Your dog may be changing the air inside your home, study finds

A new study found dogs release gases, microbes and airborne particles indoors — suggesting pets may play a bigger role in indoor air quality than previously understood.

Why so many pets die in house fires — and the fight to save them

In most fire reports, pets don’t count as victims at all. A firefighter and his brother want to change how the system sees them — and saves them.

Heartworm is spreading beyond the Southeast, but many dogs remain unprotected