The panting is something that I have come to expect after a bird is 'freaked' by something, and being roughed up by a rooster really seems to freak the younger ones. It also takes them a while to settle after strenuous activity, so more panting...
Try using a rolled towel to help prop up your hen in a slightly elevated position to take pressure of of her joints.
Try using a rolled towel to help prop up your hen in a slightly elevated position to take pressure of of her joints.