Abstract Introduction Decreased immune function is associated with sleep disorders, including insomnia. Our goal was to evaluate the vulnerability influenza-like illness (ILI) in insomnia as quantified by severity index (ISI). To ILI vulnerability, we leveraged a published model that estimates daily probability of symptoms from smart bed using ballistocardiograph sensors. Methods A longitudinal...

Monitoring influenza activity can facilitate developing prevention strategies and optimizing public health resource allocation in an effective manner. Traditional surveillance methods usually have a time lag of 1 to 2 weeks. This study concerns the problem nowcasting influenza-like illness (ILI) by comprehensively incorporating historical ILI records, Internet search data, tourist flow informat...