RSV: An Often-Unknown Respiratory Danger

Flu season is about to get underway this fall, on top of the ongoing COVID-19 pandemic. But another, less well-known respiratory threat is ready to enter the scene: respiratory syncytial virus (RSV). This virus is one of several respiratory pathogens that are active during what’s known as flu season. RSV season roughly overlaps with flu season, generally beginning in October, peaking anywhere from December to February, and often lasting into spring.1,2