Is it Covid, flu or RSV? A few hallmarks can help distinguish among the illnesses

(NBC News) Covid, flu and respiratory syncytial virus (RSV) are together driving a national wave of respiratory illnesses. Around 76% of U.S. hospital inpatient beds are full, according to data from the Department of Health and Human Services. Pediatric beds are at a similar level, though six states have 90% or more of their pediatric beds full, according to an NBC News analysis of HHS data.