The U.S. has developed a bird flu vaccine that can be prepared when needed ... What we know about the passenger plane collision near Washington, DC Monica Lewinsky Launches First Podcast With ...

By Ash Wu I didn’t fully understand the limits of my body until this past June, when I fell down my fire escape and floated outside myself in a near-death ... and hauled me downstairs in a ...

This is false. Every year, scientists track the effectiveness of the annual flu vaccine. And every year, dozens of studies document the vaccine’s effectiveness against hospitalizations and deaths.

It took over a year after the start of the COVID-19 pandemic before vaccines were developed and widely available to the public. So some people are asking questions about potential bird flu ...

However, researchers soon realized that the virus regularly mutated, meaning vaccines needed annual updates to remain effective. Various technologies and methods are used in producing flu vaccines.