King Charles has sent a personal message to fellow cancer patients, speaking of the "daunting and at times frightening experience" for cancer sufferers and their loved ones.

The British monarch said the “frightening” experience of cancer could also illuminate the “best of humanity” as he thanked medical workers and charities.

King Charles III is opening up about the impact of his cancer diagnosis in an emotional new statement. The British monarch, 76, used the message to share his experiences of the disease, which he said showed him "the very best of humanity.