Facebook activity can be used to identify people with mood disorders and schizophrenia spectrum disorders more than a year prior to their illness onset ...

If reality TV has taught us anything, it's that people love the opportunity to see behind the curtain. Our natural curiosity and nosiness make us crave backstage passes into different life situations, whether it's the Real World or Dancing with the Stars.

Live videos on a social media platform like Facebook up the ante. Unlike reality TV, where the veil of deliberate editing remains, live content rips the curtain away.