The 76-year-old sovereign was diagnosed with an undisclosed form of cancer in February 2024, less than 18 months after becoming the king upon the death of his mother Queen Elizabeth II.

King Charles III took a trip to the hospital on Thursday because of side effects from his ongoing cancer treatment.

KING Charles has been taken to hospital after suffering side effects from his cancer treatment, Buckingham Palace has confirmed. The monarch, 76, is now back at Clarence House after he visited

Buckingham Palace said King Charles experienced "temporary side effects" that would require a short period of observation in hospital - meaning he needed to cancel his engagements for tomorrow

KING Charles will rest at his country bolthole over the weekend amid calls to slow down following his hospital drama. The monarch, 76, was yesterday photographed looking tired but waving at crowds

Buckingham Palace says King Charles III was hospitalized for observation on Thursday after experiencing “temporary side effects,’’ related to a scheduled cancer treatment.

The King “required a short period of observation in hospital” after experiencing side effects from his cancer treatment, Buckingham Palace has said. Charles has cancelled an away day to Birmingham on Friday to prioritise his recovery as a precautionary measure and is now back at Clarence House.

Buckingham Palace said that Charles experienced “temporary side effects” following treatment on Thursday and was taken to the hospital for observation before returning to his London residence.