The small study found that dogs could be trained to recognize the odors of stressed people and to distinguish these signals from those collected during non-stressful times. The findings only ...

The four remaining dogs were presented with a machine containing an unused piece of gauze, a sample from a stressed person, and one from the same person when unstressed. Remarkably, 96.88 percent ...

There’s now scientific evidence shedding more light on one of Barkley’s impressive skills in a long list of endearing traits: the ability to smell when you’re stressed. Dogs can smell the ...