Cool Lee Jaehoon lost 10kg in just 3 weeks...I heard the secret that Sung Si Kyung was surprised, too.

By Jieun, Baek

Jun 25, 2025

Cool Lee Jaehoon lost 10kg in just 3 weeks...I heard the secret that Sung Si Kyung was surprised, too.



Cool Lee Jae-hoon succeeded in dieting.

On the 24th, Lee Jae-hoon's video was released on Sung Si-kyung's YouTube channel 'I'm going to eat'. In the released video, Lee Jae-hoon drew attention by appearing slimmer than recognition.

Lee Jae-hoon started dieting for the national tour 'The Lee Jae-hoon 31 years', which started on March 8, and lost 10kg in three weeks. He "I couldn't help it because of the performance. I wanted to seal the effort and challenge of going back to where I was 31 years ago."




"I've been eating only one meal a day for four months."If you have time, come to the show and watch it. I need you to look at my efforts," he stressed.

Sung Si-kyung "I've seen you since you were chubby. How can you lose weight like this. Jae-hoon is the most underrated in the entertainment industry. He has good physical strength and I've never seen him drunk. But recently, I lost weight in a hurry and drink alcohol makes me a little happy, he said.

Cool Lee Jaehoon lost 10kg in just 3 weeks...I heard the secret that Sung Si Kyung was surprised, too.
Lee Jae-hoon, who was born in 1974, debuted as Cool in 1994. Starting with her debut song "Why I wanted to be you", Cool became a representative mixed group in Korea, hitting all the songs that she released such as "Little Wait" 'Lucifer's excuse'Sadness'Sadness'Sadness'Sadness'Sadness'Sadness'Sadness'Sadness'Sadness'Sadness. In particular, Lee Jae-hoon showed off his unshakable live skills while dancing and was recognized by the public as well as industry officials and fellow vocalists for his 'CD chewing live'.




Cool disbanded in 2005 It was reunited in 2008 and continued until 2015, but has been on hiatus for a long time. In the meantime, Lee Jae-hoon has been active as a soloist.

Lee Jae-hoon married in 2009 and has one son and one daughter.





silk781220@sportschosun.com