It’s becoming increasingly clear that dogs can not only pick up on subtle changes in human health, but they can also be trained to diagnose diseases like cancer with an astonishing degree of accuracy. In a groundbreaking study published this week in the journal Nature, researchers from the University of Pennsylvania have developed a set of diagnostic tools that allow specially-trained dogs to detect lung and breast cancer with up to 98% accuracy. The study is an important step towards developing more accurate and cost-effective diagnostic tools that could be used to help humans detect deadly diseases early on.

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source: Phys.org