Vocal duo�December will be postponing their activities, as member�Yoon Hyuk has been diagnosed with H1N1 (a.k.a, 'swine flu'). On January 12th, his agency revealed that Yoon Hyuk was admitted to the hospital with a high fever and severe coughing.� They stated, "We weren't able to contact Yoon Hyuk on the 11th, so his manager went to his house and found him on the floor with a high fever.� His manager carried him all the way to the hospital, and Yoon Hyuk was diagnosed with swine flu.� He's currently hospitalized and is receiving treatment." They continued, "He's had to juggle a schedule based off two hours of sleep a day in order to make all of his broadcast and concert appearances.� His immune system has weakened due to fatigue. Until he fully recovers, he'll be focusing on his treatments.� December's broadcast appearances will be postponed until then." Source + Photo: Star News via Daum