One of the most puzzling aspects of COVID-19 is how much its symptoms can vary. It can be mild or even unnoticeable in one person, but severe enough to require hospitalization in another.
These viruses cause a wide range of respiratory infections.
Your guide to staying healthy.
Most people need to get a flu shot every year.
Follow these steps to keep germs at bay.
Here’s how to keep your immune system healthy and primed for attack.
Follow these steps to keep germs at bay.
Some general steps can help keep you healthy.
A look back at past pandemics.
This virus can be quite dangerous.