Should we switch from calling a dog man’s best friend and instead call it man’s best therapist? While canines are already used in hospitals and schools to alleviate stress, new research shows what happens in the brain when humans interact with a dog. A team from Konkuk University in South Korea investigated the effects of people engaging in several activities with a dog by using an electroencephalogram (EEG), a test used to measure electrical activity in the brain using electrodes, on 30 adults. Researchers had participants interact with a 4-year-old standard poodle “fully trained in basic obe…