The singer revealed she faced a second cancer diagnosis in 2021 and kept it private

Kylie Minogue has revealed that she quietly faced a second cancer diagnosis in 2021, keeping the health battle private for years before finally speaking publicly in a new Netflix documentary.

The pop superstar disclosed the previously unknown diagnosis in Kylie, a new documentary series exploring her career, personal life and relationship with fame.

Kylie Minogue, now 57, said she received the diagnosis in early 2021 more than 15 years after her widely publicised breast cancer diagnosis and treatment in 2005. Unlike her first experience with cancer, she managed to keep the second ordeal largely hidden from public view.

“My second cancer diagnosis was in early 2021,” she said in the documentary. “I was able to keep that to myself… not like the first time.”

She revealed that she successfully underwent treatment and recovered, adding: “Thankfully, I got through it. Again. And all is well.” Yet recovery did not immediately bring emotional relief.

Behind the scenes, Minogue said she struggled deeply with the question of whether to tell the public what had happened.

Even after major professional triumphs, including the global success of her Grammy-winning 2023 hit Padam Padam, she could not find the moment to speak openly about the experience.

“I don’t feel obliged to tell the world,” she explained. “I just couldn’t at the time because I was just a shell of a person.”

The singer described a period in which she withdrew emotionally and socially, saying there was a stage when she no longer wanted to leave her house. While Padam Padam reignited her career and opened new opportunities, she said the hidden reality of cancer remained with her.

For Minogue, music became both refuge and record.

She revealed that her 2023 song Story, from the album Tension, drew directly from that painful chapter of her life. Lyrics referencing a private burden and moving forward through performance reflected emotions she had not yet voiced publicly.

“I needed to have something that marked that time,” she said of the track.

In promotional material released alongside the documentary, Minogue explained that the decision to share the diagnosis now was entirely hers. She also revealed that doctors detected the illness during a routine medical check-up.

That detail shaped one of her strongest public messages.

The singer urged people not to neglect screenings and medical appointments, stressing that early detection played a critical role in her own outcome. She said someone hearing her story might benefit from a reminder to attend their check-ups.

Cancer first entered public conversation around Minogue’s life in 2005, when she was 36.

The diagnosis forced her to cancel the remainder of her Showgirl tour and withdraw from a planned headline appearance at Glastonbury Festival. Support poured in from public figures, fellow artists and fans across Australia and beyond.

After treatment, Minogue returned to music and rebuilt momentum through albums, tours and chart success. In later years, she reflected publicly on having initially received an incorrect medical assessment before receiving the diagnosis that led to treatment.

Her career has continued to thrive, with Padam Padam bringing renewed chart success and a Grammy award, while later releases added to her long list of achievements.

Yet the documentary reveals a more fragile story beneath the headlines — one involving illness, silence, survival and the personal cost of carrying a secret through moments of public celebration.

Now, after years of holding back, Minogue says she is finally ready to let go of what she kept hidden.