Because generally if someone has struggled with their weight for years (not referring to Lottie, but in general) and now all of a sudden the weight is falling off them and apparently it’s because they’ve “started walking” or something basic like that, then it’s highly suss. Kelly Clarkson springs to mind.
If it was that easy, why haven’t they been able to do it before now, when coincidentally there is a drug available.
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Everything is available for a price, she would absolutely be able to get it from a private consultant.