Yoon Jong Shin has shocked fans by confessing that he is suffering from a rare incurable disease.

Yoon was featured in the latest SBS variety program "Healing camp" where he opened up about aspects of his personal life that he had never revealed before.

This was his first time ever shooting a talk show by himself since his debut 22 years ago. And he took this occasion to drop a very alarming piece of news.

He also admitted that his long term sufferance of piles was also related to this disease.

Yoon Jong Shin's wife added that her husband had broken down into tears after reluctantly confessing to her about his ailment.