Here is an easy table to read to familiarize yourself with different symptoms; don't self diagnose, be informed and visit a doctor if you are concerned.
A key way to protect yourself is boosting your immunity. This list of foods and supplements can improve your white blood cell's ability to fight off disease:
These are preventative recommendations; for a full herbal diagnosis, see a licensed Acupuncturist or Naturopath. If you think you have symptoms, see a Doctor. Testing in order to contain the spread of disease is important.
According to an article from Bloomberg there is a point when the virus becomes deadly; when it gets into the lungs of an immune compromised patient.
Hand washing and avoiding touching your face is the best way to prevent the spread of disease. If you have to sneeze or cough, do so into your sleeve! Wash your clothes if you go out, just to be safe.
While 80% of the cases are mild, the virus spreads quickly and for the 6% of cases that do get to the critical point, the ability to get the proper care is vital. The goal here is allow medical professionals to do their jobs by slowing the progress of the disease. If everyone gets sick at once, the medical system can get overwhelmed and care can become limited.
Take care of yourselves and let's also take care of each other!