Can AI detect stress from a voice recording? An artificial intelligence technology that supposedly detects stress in people's voices does not deliver consistent results even for individuals taking the test twice in a row, a study has found. Brain cells activated by stress may also give you a bad night's sleep During the second year of the covid-19 pandemic, US healthcare company Cigna launched its StressWaves test – based on AI technology from Ellipsis Health – as a free online tool. Cigna's website initially claimed the "clinical-grade AI technology underlying…

A US health insurance giant is using an AI system to monitor whether patients with chronic diseases are skipping their medication. Cigna's technology, Health Connect 360, will be rolled out to millions of Americans next month. But experts fear the technology will be used to cancel policies or avoid paying up if patients are found to be missing or incorrectly taking prescriptions. Doctors and nurses will be able to constantly keep an eye on patients' health and step in when they have cause for concern. For example, an alert may be triggered if patients forget to pick up their prescription or miss an appointment.