Scientists have long pursued an idea that has been widely accepted and investigated whether dogs can detect stress by smell. The results obtained were surprising.
It is a generally accepted fact that dogs, known as humans’ best friends in the animal kingdom for centuries, can understand whether we are stressed or not. But is this really scientifically correct? The answer to this question has been given by a new study.
In the new study published in the journal PLOS, scientists whether dogs can detect our stress by smell examined. The results showed that our friends were indeed able to achieve this.
Tested 720 times, dogs succeeded 94% of the time!
Scientists in their study arithmetic tasks for 36 participants gave. The purpose of these tasks was to make individuals experience stress. The participants had to wear the neck straps before and after the test. gauze meringue he breathed.
Odors that permeate the gauze, the odor coming out of the breath of individuals in stressful and non-stressful situations it happened. These diapers were then given to dogs to smell. Dogs, Tried a total of 720 times and with 94% accuracy succeeded in distinguishing the gauze from the stressed state.
The study also presented information about humans. The results show that dogs can distinguish stress by smell, no matter who it belongs to. in different emotional states exudes different odors showed.
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Source :
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0274143