With super-attuned senses that rival fancy medical equipment, our furry pals might be our doctors’ best friends, too.
Since ancient times, canine sidekicks have alerted us to predators. Now researchers are finding that they can also sound the alarm on attacks within our bodies. Dogs’ noses are said to be 1,000 times more sensitive than ours, and pooches can be trained to respond to the signature scents of human health conditions. “They are phenomenally talented,” says Cindy Otto, DVM, executive director of the Penn Vet Working Dog Center in Philadelphia. Here’s how they’re lending a paw.