Page 4 - Michael Saag News Today

New research suggests it’s not heart or lung problems causing symptoms. A former Olympian and COVID-19 long hauler explains why the research gives her hope.

Booster shots of the Pfizer/BioNTech and Moderna COVID-19 vaccines lost some effectiveness after 4 months but still did a good job of keeping people out of the hospital during the Omicron surge.

Vaccine effectiveness was higher in people who had received boosters than in people who had received only the original series of shots.

"Boosters remain safe and continue to be effective against severe disease over time."

Study: COVID booster effectiveness wanes but remains strong

Researchers estimated how well Pfizer or Moderna booster shots prevented COVID-related medical visits, including in the omicron surge.

NEW YORK (AP) — An early look at the performance of COVID-19 booster shots during the recent omicron wave in the U.S. hinted at a decline in effectiveness, though the shots still offered strong protection against severe illness.

Researchers estimated how well Pfizer or Moderna booster shots prevented COVID-related medical visits, including in the omicron surge.

Researchers estimated how well Pfizer or Moderna booster shots prevented COVID-related medical visits, including in the omicron surge.

An early look at the performance of COVID-19 booster shots during the recent omicron wave in the U.S. hinted at a decline in effectiveness, though the shots still offered strong protection against severe illness.