1. The study found that adults hospitalized with respiratory syncytial virus (RSV) had significantly higher odds of acute cardiovascular events compared to those hospitalized for COVID-19, regardless of vaccination status.
2. Dysrhythmias and heart failure were particularly elevated in RSV cases.
3. The study highlighted the increased disease severity across all respiratory viral infections.
4. Older adults with preexisting cardiac history should be prioritized for RSV vaccination.
5. Preexisting cardiac disease emerged as a major risk factor for acute cardiovascular events during RSV hospitalization.

Source: JAMA Network Open