Brain Injury

We hope she doesn't face a life of difficulty.

So tragic and so unnecessary, yet the country just needs to make weapons as common as water.

Live Science: After Brain Injury: Giffords' Recovery Likely Lifelong

The brain tissue lost to the gunman's bullet won't come back, though the brain will reform to fill in the wounded area. However, other brain cells can sometimes take up the tasks that old brain cells were performing. Giffords was struck only on the left side, which boosts hopes that the right side of her brain will take over lost functions. This relearning and rewiring process takes time.