Step away from the screen

It doesn’t take much to get the social networking sites going but they’re abuzz today over the comments of Lady Greenfield, a neuroscientist in the UK who is theorizing that relationships online — via Twitter and Facebook, for example — are doing things to our brains that we probably don’t want done.

On Tuesday she said social networking sites remind her of the way that “small babies need constant reassurance that they exist, according to the NY Times.

Asked to explain further, she suggested it may even have something to do with ADHD and autism.