Lassa fever: The killer disease with no vaccine

Source: BBC News

Since the beginning of the year, Nigeria has been gripped by an outbreak of a deadly disease. Lassa fever is one of a number of illnesses which can cause dangerous epidemics, but for which no vaccine currently exists.

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Lassa fever is not a new disease, but the current outbreak is unprecedented, spreading faster and further than ever before.

Health workers are overstretched, and a number have themselves become infected and died.

The potentially fatal disease is a so-called “viral haemorrhagic fever”, which can affect many organs, and damage the body’s blood vessels.

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