I stay inside most of the time and don't really go out or travel or anything. Only time I leave the house is to walk the dog. It does seem like that past month

I stay inside most of the time and don't really go out or travel or anything. Only time I leave the house is to walk the dog. It does seem like that past month or so I've been hearing constant sniffling, coughing, and sneezing as I walk around the neighborhood.