"Every time I strain myself lately I've gotten dizzy." She admits, although the main reason is that she doesn't consider it lady-like to sweat publicly. "Dizzier than I expected to be. But... I don't have much of a reference for what's normal."

It's definitely not normal, but at least the cause of the dizziness hasn't started affecting her outer appearance yet. It will sooner or later. Especially if she keeps doing reckless things like angering Vikings and drinking soda.