Hand washing and wearing masks are important for the prevention of COVID-19.

The poliovirus is a virus that primarily enters the body through the mouth and destroys the nervous system.

My computer got infected with a computer virus.

Norovirus can be prevented by hand washing and disinfection.

The Ebola virus is a very infectious virus.

He is an expert in virology.

Vitamin D is important for bone health.

The number of people infected with the new coronavirus is rapidly increasing.

A ping-pong infection occurred at school, causing many students to take time off.

Due to the increase in community-acquired infections, please thoroughly wash your hands and wear masks.