Why it makes medical – and mathematical – sense to finally vaccinate boys against the HPV virus

From September 2019, boys aged 12 and 13 within the UK are being offered free vaccination against the Human Papillomavirus (HPV) for the first time. HPV causes cervical cancer, and women and young ladies are receiving the immunizing agent for over 10 years. Thus, why is it being unrolled for boys too? And why solely now? One reason for giving the immunizing agent to boys is that the overwhelming majority of cases of cervical cancer-causing HPV....