You're familiar with the concept of before-and-after photos, right? Right. We are too. But "after-after" photos are new to us, and a body-positive Instagrammer named Michelle Elman is showing us what two seemingly similar post-weight loss photos can teach us about being healthy and how to get there.

On top of everything else, Elman's story is a critical reminder that we're almost never going to be in a place to make assumptions about someone else's health. We can't tell which photo is her healthy one just by comparing them, and that's exactly the point. We'll let her explain why:

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