Along with the Queen, the queen, who is the patron of Macmillan Cancer Support, will visit a cancer treatment facility to interact with medical professionals and other patients.
At the beginning of February, he made the decision to disclose his cancer.
Since then, the Princess of Wales has also spoken about her disease, and cancer organizations have applauded his candor and the effect it has had on increasing public awareness.
He will be meeting more people today, and the purpose of his visit is to showcase the cutting edge research being conducted at the institution, which is financed by Cancer Research UK, and to raise awareness of the value of early diagnosis.