Eight out of ten sportsmen studied by Oyudo had an infection call non-specific urethritis, and two tested positive for chlamydia, another sexually-transmitted disease.

BBC: News | Health | Sexual athletes could wreck sporting careers

More broadly, the principle upon which immunisation is based - namely, exposure to a non-harmful version of the naturally occurring infection in order to induce a natural and protective immune response - can be seen to be a far more natural process than the drug- and surgery-based therapies most widely venerated as the main achievements of modern medicine.

BBC: 'The natural benefits of vaccines'

It said waits for non-emergency hospital operations were holding steady, while infection rates were falling.

BBC: A&E waits 'highest for a decade'

China's decision comes several months after the U.S. Department of Health and Human Services and the Centers for Disease Control and Prevention removed HIV infection from the list of diseases that prevent non-U.S. citizens from entering the country.

CNN: WHO commends China on repeal of AIDS ban