Respiratory Syncytial Virus (RSV) can cause serious illness, especially for young children and the elderly. Learn about the causes and symptoms of RSV and how to protect yourself and your family from illness this winter. Visit AFC Urgent Care Edgewater for preventative healthcare services this winter. Causes and Symptoms of RSV RSV (Respiratory Syncytial Virus) is a viral infection that targets the respiratory system. RSV most commonly affects young children, however, anyone can contract RSV ...