There are a few important aspects to take into account when there’s a virus outbreak such as the one happening at the moment with the coronavirus known as COVID19. The World Health Organisation (WHO) has the following guidelines to help you protect yourself:

Covering your mouth and nose when coughing and sneezing with a medical mask (FFP3 standard), tissue (dispose of by flushing down toilet), or into a flexed elbow.
Avoid close contact with anyone who is unwell.
Using appropriate masks (FFP3 is recommended), Personal Protective Equipment (PPE) to prevent transmitting the virus.
Wearing only a mask doesn’t guarantee protection from coronavirus.
Washing your hands regularly, for at least 20 seconds, with soap and water.
Using an alcohol-based hand sanitiser.
Stay home when you’re sick.
Avoid touching your eyes, nose, and mouth with unwashed hands.
Clean and disinfect frequently touched objects and surfaces.