"Sports involving running, cutting, jumping and quick changes in direction are associated with lower-extremity injuries, just as sports involving overhead activities usually are associated with upper extremity injuries, " explains Giangarra.

CNN: Ways to help your children stay in the game injury-free

CONCORD, New Hampshire (CNN) -- Checking in from the New Hampshire campaign trail, Democrats running for president were quick to find fault with President Bush's State of the Union address Tuesday night.

CNN: Candidates question Bush's State of the Union

But, unlike many other well-connected bosses, he is quick to call for the government to withdraw as soon as possible from running, and meddling in, ordinary businesses.

ECONOMIST: Face value

The phone we handled felt like a pretty standard low-end Android device, albeit running an HTML5 open source OS. Swapping between apps was quick and responsive, but the phone really wasn't doing too much.

ENGADGET: Firefox OS shows up on a mystery phone, we go hands-on (update: now with video!)

AllJoyn syncs devices together using wireless technology like Wi-Fi and Bluetooth and automatically finds other devices that are running that same app and with a quick press of a button, syncs the devices together.

FORBES: Connect