On the July 12 airing of 'Girl Spirit', Sojung talked about the struggles she had with her weight in the past, saying, "I lost 8-9kg (~18- 20lbs) before debut, but became Anorexic. My face looked like a skull, and my body felt as if it would break apart. People pitied me, but now I eat well and exercise." 

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She also revealed her lightest weight, "My weight when I had Anorexia was 38kg (~84lbs)."