Singapore will start giving coronavirus vaccine booster shots to the elderly and those with weak immune systems, officials said Friday, as cases rise despite high inoculation rates.
Sep 3, 2021
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A number of countries including the United States and the United Kingdom are moving to make a third dose of COVID-19 vaccine available to people who are immunocompromised.
Sep 1, 2021
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An important factor in achieving herd immunity against SARS-CoV-2 (the virus that causes COVID-19) is is how long the vaccines protect you.
Aug 30, 2021
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(HealthDay)—A third dose of the Pfizer coronavirus vaccine gives four times greater protection against COVID-19 infection and is five to six times more effective in preventing serious illness and hospitalization in seniors ...
Aug 23, 2021
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Increasingly, research shows many people who have weakened immune systems haven't been able to receive full protection from their COVID-19 vaccines. Unlike healthy people who've been vaccinated against SARS-CoV-2, the virus ...
Aug 19, 2021
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Early results from a new study led by researchers from the University of Toronto and Sinai Health reveals subtle differences between the immune responses of long-term care residents receiving the Pfizer-BioNTech and Moderna ...
Aug 17, 2021
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The COVID-19 pandemic, caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), has resulted in more than 600 million confirmed cases and 6.5 million deaths worldwide. mRNA-based vaccines have emerged as a ...
Jun 30, 2023
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Pfizer Inc. announced Tuesday that it has asked the U.S. Food and Drug Administration to approve emergency use of its booster shot for children ages 5 to 11 years.
Apr 28, 2022
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(HealthDay)—Some arthritis drugs may reduce the effectiveness of COVID vaccines, according to the Arthritis Foundation, which also offers advice on booster shots.
Jan 21, 2022
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Spain is making available a fourth COVID-19 vaccine dose to vulnerable citizens, including those with cancer, who have had a transplant or are receiving dialysis, the health ministry said Thursday.
Jan 13, 2022
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