A scientist researching a potentially highly lethal airborne version of the H5N1 bird flu virus said on Wednesday he must be allowed to pursue his studies if deadly pandemics are to be prevented.

The World Health Organization issued a stern warning on Friday to scientists who have engineered a highly pathogenic form of the deadly H5N1 bird flu virus, saying their work carries significant risks and must be tightly controlled.

Here's a reason to get your flu shot that you probably haven't considered: infection with swine flu may trigger baldness.

Thanks to Flu Near You, a just-launched effort that aims to track the spread of influenza in real time, flu sufferers now have a place where they to whine to their hearts’ content, all the while contributing to the public good.

Yes, you may experience some tenderness and redness, thanks to leftover antibodies from last year's vaccine. But experts give tips for reducing the pain.

It's flu vaccine time again — and some lucky shot-seekers will find that the needle has shrunk.

Scientists have found a flu "super antibody" called FI6 that can fight all types of influenza A viruses that cause disease in humans and animals and say their discovery may be a turning point in the development of new flu treatments.

It's bad enough to have a cold in the summer, but to make things worse, they often last longer and are a nastier strain, doctors say.