In February 2024, Buckingham Palace confirmed that King Charles III had been diagnosed with an undisclosed form of cancer. The news, released in a carefully worded public statement, stated that the King had begun a schedule of regular treatments, following routine surgery for a separate medical concern.

Since then, King Charles has remained publicly engaged in his royal duties, participating in events when medically advised to do so. His determination to maintain a sense of continuity during his treatment has been praised by both the British public and international observers.

Buckingham Palace Confirms Cancer Diagnosis

On February 5, 2024, Buckingham Palace issued an official statement indicating that His Majesty the King had been diagnosed with cancer following a medical procedure for an enlarged prostate, which was found to be benign. During that procedure, specialists discovered a separate health concern, later confirmed to be a form of cancer.

The Palace emphasized that King Charles had begun a course of outpatient treatment and would continue to conduct state duties where possible. The statement clarified that the King wished to share his diagnosis publicly to support others dealing with cancer and to promote early diagnosis and intervention.

March 2025 Health Monitoring: A Temporary Pause

King Charles was briefly admitted to The London Clinic for routine monitoring related to ongoing cancer treatment. According to official updates from royal aides, the visit was not due to a new health crisis but a precautionary step guided by his medical team. The King resumed light duties shortly afterward, reinforcing the Palace’s earlier messaging that he was responding positively to treatment.

While Buckingham Palace has not disclosed the specific type or stage of the King’s cancer, the decision to keep medical information private is consistent with royal protocol and personal privacy rights.

King Charles’s 2025 Visit to Canada: A Symbol of Royal Stability

King Charles’s speech emphasized unity, democratic values, and mutual respect between nations. The Canadian Prime Minister, government officials, and public warmly welcomed the royal couple, showcasing the continued strength of the Crown’s role within the Canadian constitutional monarchy.

Public Appearances and Reception

Despite undergoing treatment, King Charles has remained visible during several key public events in 2025. His continued engagement has included:

His ability to balance treatment and public service has drawn commendation from commentators, with many noting that the King remains energetic and focused during official duties.

Expert Reactions: A Monarch Leading by Example

Health experts and royal commentators have praised the King’s transparency regarding his diagnosis. According to the Macmillan Cancer Support organization, public figures who speak about their treatment can play an important role in reducing stigma and encouraging others to seek early diagnosis.

Former royal press secretary Ailsa Anderson noted in an interview with Sky News that King Charles’s composure and resolve in public life mirror the legacy of Queen Elizabeth II, who famously committed to a life of service. Anderson described the King’s conduct as a blend of empathy, tradition, and modern communication.