There are numerous viral diseases affecting humans. Some of the most common include:
- Influenza: A contagious respiratory illness caused by influenza viruses. - HIV/AIDS: A chronic, potentially life-threatening condition caused by the human immunodeficiency virus. - Hepatitis: Inflammation of the liver caused by various hepatitis viruses (A, B, C). - COVID-19: A highly infectious disease caused by the novel coronavirus SARS-CoV-2.