London is the capital of UK, the most populous region and where royal family lives. It has the largest concentration of higher education in Europe with 412 thousand students at 43 universities.

Programs in communicable diseases help students research how to prevent the spread of these illnesses. Students look at how these diseases began, methods to stop the spreading and what to do in the event of an outbreak.

The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom and Britain, is a sovereign state located off the northwestern coast of continental Europe. The two most famous (and oldest) universities are Oxford and Cambridge (often referred to as Oxbridge by many Britons). England also has several other world-class institutions, including several in London (notably Imperial College, the London School of Economics, University College London and King's College London, all are part of London University).

Individuals who do not want to invest the time or money toward a formal degree can work to earn a diploma instead. This is ideal for individuals who just graduated from secondary school or those looking to change or jumpstart careers.