News
            
        Notes on the new Covid-19 vaccine rules
            The Food and Drug Administration approved the 2025-2026 formulation of the annual Covid-19 booster today. As expected, the label limits
        
        
     
        
                    
    
    
        More data, Aug 24
            Note: I would normally also share wastewater concentration data, but it was not updated this week.
Influenza-like illness
Covid-19
RSV
        
        
     
        
                    
    
                
    
        Baltimore's public health approach to reducing gun violence
            While writing about gun violence recently, I was reminded of a prominent violence prevention program in Baltimore with public health
        
        
     
        
                    
    
                
    
            
                Bonus Content
            
        FAQ on Fall Vaccines
            💡Looking for my 2025-2026 vaccine guide? Find it on Substack here. This page answers follow-up questions from readers.
Can doctors
        
        
     
        
                    
    
                
    
            
                News
            
        Coming soon
            Force of Infection lives on Substack (caitlinrivers.substack.com) where I publish my main newsletter content. For regular posts, subscribe