How Behavior and Biomarkers Reveal What Happens Before a Diagnosis

New insights from a two-year prospective cohort study in Israel published in The Lancet Regional Health – Europe reveal how behavioral patterns and wearable biomarkers change during the diagnostic decision period for COVID-19, influenza, and strep throat (GAS).By analyzing data from smartphones, smartwatches, and electronic health records, the study identifies subtle shifts in sleep, activity, and heart rate in the days leading up to diagnosis. These findings open up new pathways for early detection and real-time response to infectious disease outbreaks. Read the full study in The Lancet Regional Health – Europe