Fatigue and a fever can leave you uncertain about the cause of your illness. A quick online search might raise more questions than answers, so you take it easy, reach out to a healthcare professional, and enjoy some DosBros takeout. To understand the difference between viral and bacterial infections and get the right care, visit our AFC Hixson clinic. Visit AFC Hixson Today. What is a Virus Infection? A virus is a tiny microorganism that ...