The pain that cancer patients experience as a result of the disease, or the treatment they are receiving, is too often ignored, UN health experts said on Monday, at the launch of new guidelines aiming to prevent “needless suffering”.

For World Cancer Day, on 4 February, Dr Etienne Krug from the World Health Organization (WHO), talks to Sarah Mbengue from UN News about the progress so far, and global challenges that remain in tackling the disease.