Dog germs may be good for you

Canine saliva may contribute friendly probiotic microbes to dog’s human companions.

When Fido drags his saliva-drenched tongue across your face, man’s best friend may be doing you a microbial favor as well as showing affection.

People are being recruited for a study of whether living with a canine improves the human microbiome. The study is led by University of Arizona researchers along with other universities, including UC San Diego.

Dog germs may be good for you