Medical Health Cluster

Immunity

Having SARS-CoV-2 once confers much greater immunity than a vaccine—but vaccination remains vital

Israelis who had an infection were more protected against the Delta coronavirus variant than those who had an already highly effective COVID-19 vaccine. The natural immune protection that develops after a SARS-CoV-2 infection offers considerably more of a shield against the Delta variant of the pandemic coronavirus than two doses […]

Read More

Mixing two different vaccine doses might actually strengthen COVID-19 immunity, not hurt it

Scientists told Salon what you need to know about mixing different COVID-19 vaccines In mid-April, the New York Post ran a story about a worried patient who suffered a vaccine mix-up. “Man accidentally gets one Moderna and one Pfizer COVID vaccine,” the headline read. Both the Moderna and the Pfizer coronavirus vaccines, […]

Read More

Covid-19: Most people admitted to hospital after vaccination were infected before immunity could develop, research shows

The majority of vaccinated people who were admitted to hospital for covid-19 were probably infected shortly before or around the time of their vaccination, highlighting the importance of maintaining social distancing and understanding that immunity develops over time, researchers have said.1 The International Severe Acute Respiratory Infection Consortium Clinical Characterisation […]

Read More