StrangeBlackberry Usage Increases Surgery on ThumbsBlackberry Usage Increases Surgery on ThumbsThe Associated PressDoctors now say that the over-use of blackberrys is now leading to an increase in surgery on thumbs. (May 30)[Notes:ANCHOR VOICE] They are everywhere, and some people just wouldn't know how to function without one.SOT: i've had it over a year and I use it everyday, couldn't live without it keeping us all going and keeping us on the move, getting us where we're supposed to go when we're supposed to be there, knowing when I have those early across town meetings, that's what's important What Melissa Lejsak is describing is her addiction to her blackberry. For some people over-use is so bad, the hand-held devices are called 'crack'-berries. And now doctors say that over-use is leading to an increase in surgery and discomfort with people's thumbs. SOT: you know it makes your hands tired, your arms, your neck, everything's small and you're trying to do it fast too...