The natural history of insomnia: high sleep reactivity interacts with greater life stress to predict the onset of acute insomnia-V45I9 The natural history of insomnia: high sleep reactivity interacts with greater life stress to predict the onset of acute insomnia-V45I9 Download The effect of time on task, sleep deprivation, and time of day on simulated driving performance-V45I9 To minimize loss or maximize gain? That depends on sleep and gender-V45I9