As Ebola, Hantavirus, Nipah and other diseases re-emerge, epidemiologist Dr Lalit Kant explains how deforestation, ...

A hantavirus outbreak on a cruise ship has revived fears of rodent-borne diseases. From the Black Death to modern outbreaks, here's how such infections have shaped human history, and why they still ...

Definition: A pathogen is a biological agent – such as a bacterium, virus, fungus, parasite or prion – that can cause disease in a host organism. In simple terms: a pathogen is an infectious microbe ...

Epidemics and pandemics of new diseases arise in two stages. Firstly, the zoonotic spillover event introduces the infectious organism, in the main a virus, into the human population from an animal ...

A virus is a sneaky little bugger whose goal is to get inside your body. When it does enter your body it finds a normal cell to infect. Once it’s inside the cell, the virus will create newly copied ...