Although modern medicine can successfully treat and prevent many diseases, infectious diseases have the potential to spread across the globe. When an outbreak begins, it is difficult to predict just how easily the disease will spread or how deadly it will be. But scientists and government officials must prepare for the worst. They must respond quickly to outbreaks if they are to prevent the spread of dangerous communicable disease and protect public health.

"Essential library"--P. [4] of cover.

A new threat -- What is a pandemic? -- What causes a pandemic? -- A history of pandemics -- Influenza today -- HIV/AIDs -- The rise of the obesity pandemic -- Food-borne pandemics -- The fight continues -- Timeline -- Essential facts -- Glossary.