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Dogs can tell if someone’s stressed based on breath | Science & Tech News
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Scientists have trained dogs to recognise the scent of post-traumatic stress disorder (PTSD) on people’s breath. A study, published in the journal Frontiers in Allergy, found evidence that some dogs may be able to sniff out volatile organic compounds (VOCs) – which make up a human’s “scent profile”. Certain VOCs are associated with stress, which…