Britain’s King Charles opened up about his cancer diagnosis on Wednesday, saying it can be a “daunting” and “at times frightening” experience for those living with the illness.

King Charles spoke about his own experience as a cancer patient on Wednesday, during a private reception he and Queen Camilla hosted at Buckingham Palace. The royals welcomed people working in community-based cancer organizations and initiatives, with the king personally expressing gratitude for their dedicated work.

King Charles breaks his silence on his ‘frightening experience’ as a cancer patient amid his rift with son Prince Harry. A source tells ET, they're 'no longer communicating.’ Their last known in-person meeting was more than a year ago.