The K-pop world lost a young star when Jaehyun F.ABLE dies at just 23 years old. Former F.ABLE member Shim Jaehyun passed away after fighting leukemia in private. The news shocked Seoul Crushers and fans worldwide on June 29, 2025.
F.ABLE Member Leukemia Battle Stayed Hidden From Public
Jaehyun kept his illness completely secret from fans and the media. Most people only learned about his condition after he died. His leukemia battle happened quietly behind the scenes. No one knew how long he had been sick or what treatments he tried.
The young idol born on April 7, 2002, joined F.ABLE in June 2020 under Haeirum Entertainment. He was the group’s youngest member and main vocalist. Fans loved his sweet personality and bright energy during performances. Even though F.ABLE never became super famous, their supporters always talked about how close the members were.
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Former F.ABLE Member’s Journey Through K-pop Industry
F.ABLE released several digital singles like “Burn It Up” and “Run Run Run” during their time together. The group stopped being active around mid-2023. Three members later formed a new group called ENPHAZE, but Jaehyun didn’t join them. Many fans thought F.ABLE had disbanded, but no official announcement ever came.
After F.ABLE became inactive, Jaehyun disappeared from the public eye completely. Nobody knew what he was doing or where he was. Now we understand he was probably dealing with his serious illness during this time. His former bandmate Hojun posted a sad message online after learning the news. He said he felt terrible for losing touch with Jaehyun.
Fan Communities Remember Young Idol’s Short Career
The F.ABLE member leukemia battle touched many hearts in the K-pop community. Fans started sharing old videos and photos of Jaehyun performing. They remembered his gentle spirit and how hard he worked during promotions. Even though his career was short, he left a strong impression on people who followed the group.
Seoul Crushers have been posting tributes across social media platforms. Many fans said they wish they had known about his struggle so they could have supported him. Others talked about how his old performances now feel even more special knowing what he was going through.
The family hasn’t shared any details about funeral plans yet. It’s unclear if there will be a public memorial service. Fan communities continue spreading messages of love and support for his family and former group members.
Final Thoughts: Jaehyun F.ABLE Dies Too Young But Leaves Lasting Impact
Though Jaehyun’s time in the spotlight was brief, his memory lives on through his music and the fans who loved him. His passing reminds us how precious life is and how much our favorite idols might be struggling behind their smiles. The young performer gave everything to his dreams, even while fighting a terrible disease in secret.
What are your thoughts on how the K-pop industry can better support idols facing health challenges?
