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Eunjung shared her secret to losing 9 kg (~19 lbs), "Five days out of the week, I made sure to exercise and made a balanced weight loss my focus by doing workouts for muscular strength in my top half and aerobic exercise for my lower half."

Lim Soo Hyang and Seung Ah were also joined by their trainers who they've been with for 6 years and 4 years, respectively.

You can check out the pictorial taken with their trainers in 'InStyle MEN'!