A traumatic brain injury. Certainly that has to be much worse than an headache. Clenched extremities. Catheters in places you don't want to think about.
She is brain damaged, but she did not suffer a brain injury. Her brain was damaged due to lack of oxygen. And perhaps if she was permitted to receive rehabilitation with the money her husband received for just that purpose, and as the law states she is entitled to, her extremeties wouldn't be clenched.
Are you advocating the extermination of people because they could be in pain or not? If so, it is disturbing - especially if your comment about the catheters is to be considered. There are so many patients with catheters.