Originally appeared on E! Online

Robert Irwin is speaking up for one of his flock.

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Three weeks after his sister Bindi Irwin shared she is “genuinely healing” after “13 years of fighting” a health battle with endometriosis, the 21-year-old son of Steve Irwin and Terri Irwin gave an update on how she is feeling.

“She’s doing good,” Irwin exclusively told E! News Sept. 3 after his fellow " Dancing With the Stars " season 34 cast members were revealed. “It's an ongoing battle. Endometriosis is one of these things where it's not a quick fix.”

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Indeed, Bindi has undergone multiple surgeries to remove lesions and an ovarian cyst in the two years

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