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          Q&A on COVID-19 reinfection
          
        
          
      
          
      
          
        
          
          chinadaily.com.cn |
          Updated: 2022-12-29 13:59
          
          
          
          
        


        
      
          
      
          
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   Patients receive transfusions at Beijing Chaoyang Hospital of Capital Medical University, on Dec 27, 2022. [Photo by Wu Xiaohui/chinadaily.com.cn] 
 
           

           

          5. The relationship between antibody levels and COVID-19 reinfection?
           

          Many studies have shown that vaccination or immunization from natural infections can reduce the probability of COVID-19 reinfection. People with low immunity or low antibody levels are relatively more vulnerable to reinfection.
           

          
        
          

        
        
      
          
        
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