It sure can't. Hahaha. By the way:

She doesn't take protein supplements but prefers a vegetarian diet (this is a philosophical choice), although she will eat meat, depending on the circumstances.

Me, myself practice vegetarian diet on Monday, which is today (Meatless Monday). Being a vegetarian is a much more convenient way to lose weight if you don't want to cut any of the carbohydrates in your diet. That's the beauty of fibre which would control the rate of absorption of glucose thus balancing our insulin hormone.

Are there exercise addicts, and is that a good thing? I have to think it's better to be that than a 'couch potato'.

I'm an exercise addict. I went to the gym and workout for 2 hours every single day but that doesn't mean I should abuse my muscles to the point of feeling soreness. My principle is "if you want to commit, you have to be smart about it". We don't sprint during a 21 km marathon. We build our tempo and run slowly towards our goal.

I think your daughter is doing great. We learn a trick or two regarding how to treat sore muscles ourselves along the way, naturally.