How does the body fight off a virus?

Artists' concept of the rhinovirus which causes the common cold The rhinovirus is one of the many viruses that can cause the common cold

Viruses are infectious micro-organisms that require a living host to survive and multiply. When one enters your body, it invades and takes over cells, redirecting them to produce more of the virus.

How do our bodies defend us from viruses?

When our bodies come under attack from a viral infection they