It took her back, and not in a good way, to be ordered to seat herself by the overbearing Potions Master. But what could she do, really? There was no really good reason to deny his request, and she did still need his help.
Predictably, she tripped a couple of times before finally making it over to the chair and, after almost missing it entirely, seating herself. Nerves never did anything for her natural lack of grace. She felt better when she was sitting, and turned to him expectantly.
"Oh, Merlin, Severus. If I was home, I would have gone to a Healer ages ago, you know that." She looked back at him, striving for a calm demeanor, and not doing it really very well at all. It was hard not to fidget under that relentless dark-eyed gaze.
"Um, well..." She coughed, and then told herself to get over it. What was wrong with her? She was an Auror, for crying out loud. She wouldn't let Snape bully her. Her shoulders squared and she eyed him more confidently. "I feel sick, really sick, you know, throwing up and stuff... and I'm tired all the time, sometimes all I want to do is sleep."