A viral infection are caused by viruses which are tiny germs. They are made of genetic material inside of a protein coating. They can cause infectious diseases such as the common cold, flu, and warts and severe illnesses such as HIV/AIDS, smallpox, and Ebola.
See also[edit | edit source]
Learn more[edit | edit source]
References[edit | edit source]
- "Viral Infections". medlineplus.gov. Retrieved February 10, 2019.
- "CDC Public Health Grand Rounds - Chronic Fatigue Syndrome - Advancing Research and Clinical Education" (PDF). cdc.gov. p. 6.
- "Bacterial vs. Viral Infections: Causes and Treatments". WebMD. Retrieved February 10, 2019.