I don't think it's bad per se that she shaved her head, whatever her reasoning is; it's her hair and body to do with as she pleases. I'm just rather surprised, given the nature of her "job", that she choose to do it.
True. At least Natalie Portman and Demi Moore did it for their jobs.
Anyways, it's page 4 of this thread. It's about time we realized it's just hair and it'll grow back