According to the researchers, compared with the previously used early-morning samples – taken three times after waking at fifteen-minute intervals – the midday and evening saliva samples also provided a much better and more reliable result: “Our current data indicate that people at risk of burnout can be identified from a single saliva sample with almost 100% accuracy, whereas the multiple early-morning sampling involved more laborious methods and produced a much larger range of variation.” Reliable analysis is now possible just four hours after providing the sample and this method even produced better results than analysing stress-related blood parameters. “We will use these results to further reinforce our efforts to prevent stress-related illnesses in collaboration with the stress clinic of the KFA Health and Prevention Center. - neurosciencenews.com