Who is the healthiest female idol?

KBS is holding the 'Idol Health Beauty Contest' as part of the Lunar New Year programs to get to know the health status of female idol stars. The 'Idol Health Beauty Contest' is a simple event that diagnoses the female idol's health during vigorous activities. Brown Eyed Girls' Narsha, Rainbow's Woori, SISTAR's Bora and Hyorin, T-ara's Hyomin and Jiyeon, SECRET's Sunhwa, 4minute's Sohyun, After School's Kahi and Nana, Kim Sook, Jang Young Ran, Lee Ji Hye, Park Eun Young, Kim Joo Ri, and other females went to the hospital for a checkup prior to the events. Some of the checkups include bloodwork, whole body x-ray, skin, hair, larynx endoscopy, and more. These results will serve as a foundation for choosing the health and beauty winner. The selection criteria will include skin, hair, S-Line, muscles, spine, health quiz, cholesterol level, vocal cords, and others. Who will be the winner? �Find out on February 2nd! Source: Newsen via Nate