It is Reddit user robotsandpicnics https://www.reddit.com/user/robotsandpicnics Her pics are really used for weight loss sites, and she commented she is dismayed over that.  When finding that for you I found "Hurr durr, fat can be healthy": https://www.reddit.com/r/TwoXChromosomes/comments/1zsqac/thought_this_community_would_share_in_my_disgust/cfy4dxu?context=3