Kate Middleton opened up about the 'long-term side effects' of cancer treatment during a surprise visit to the Royal Marsden Hospital in London — where she was treated following her cancer diagnosis in 2024 — on Tuesday,

Princess Kate Middleton chose to address her ongoing cancer battle in her own time. Kate's last official public appearance before taking a break was in December 2023. One month later, Kensington Palace confirmed that Kate wouldn't be involved in any royal engagements until after April at the earliest due to a planned abdominal surgery.