Flu vaccine

Detail from schematic diagram

Classroom Activity Page: Each year, as influenza season approaches, medical authorities must scramble to predict which More »

Flying virus!

Flying virus!

Flu virus can fly on aerosols after a sneeze, cough, even a breath. They can stay aloft for hours, long enough to find another victim. More »

Fearing flu, finding vaccine

Fearing flu, finding vaccine

How is flu vaccine is made in eggs and animal cells? What is being done to protect us against a fast-changing, deadly virus? Is a More »

Swine flu

Swine flu

Virologists have been working late since swine flu appeared in April. With flu running amok in South America, what can we expect when More »

Swine flu

Swine flu

The epidemic fades, with 61 confirmed deaths and 5,251 cases so far. Were the public health warnings overdone? Or did they help stem More »

Bird Flu Spreads

What is bird flu, and why don’t we have a vaccine yet? How can we contain this influenza? Would a poorly matched vaccine be worth More »

Influenza: Common, and Bird Flu…

Influenza: Common, and Bird Flu…

Common influenza infects people around the world. What are the dangers of pandemic bird flu, and what can we do to avoid them? What are More »