Browsing Tag

Virus

Virus! How do they work?

Today we know that influenza is caused by a virus and that it can be spread from person to person in respiratory secretions expelled by coughing, sneezing, and talking.* It is present worldwide even in the Tropics, where it can strike

This website uses cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish. Accept Read More