Ebola Virus: How it Spreads and What it Does to You

Ebola How it SpreadsThe latest Ebola outbreak is the largest the world has ever seen, with more than 4,500 confirmed deaths in west Africa. Patients are often killed not by the virus itself, but by the overreaction of their immune system to the infection. Here, Ian Sample explains how Ebola is transmitted, the organs it disrupts, the symptoms of infection and the chances of survival.

Ebola Virus: How it Spreads and What it Does to You