On September 13, Jellyfish Entertainment�made an announcement on the official fan cafe of VIXX.�

The announcement read, "This evening, Leo expressed pain in his stomach and was rushed to the hospital for treatment. Currently, he's taking rest. VIXX LR's 'M Countdown' appearance has been canceled as he needs additional examinations tomorrow and sufficient rest. Please understand our sudden announcement."

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Currently, Leo is in subunit promotions with fellow VIXX member Ravi.

Get well soon, Leo.�