Vaccination News

COVID-19-associated hospitalization rates increased among infants during the omicron-predominant period compared with the delta-predominant period, according to a new MMWR.

Novavax on Monday said that its omicron subvariant vaccine candidate and original COVID-19 vaccine both performed well in a phase 3 trial testing three vaccines as a second booster dose.

The Asian mosquito Anopheles stephensi, linked to a 40-fold increase in malaria cases in Djibouti over the last decade, has been blamed for an unprecedented dry-season malaria outbreak in Ethiopia, according to a study.

Last week, the CDC announced that Director Rochelle P. Walensky, MD, again tested positive for COVID-19 following a course of Paxlovid and a previous negative test.

Children aged younger than 8 years are at an elevated risk for monkeypox complications and should be considered a high-risk group, according to a review article published in The Pediatric Infectious Disease Journal.

Pfizer and BioNTech said Friday that their bivalent COVID-19 booster, which targets the original strain of SARS-CoV-2 and the omicron BA.4 and BA.5 sublineages, elicits stronger immune responses than their original vaccine.

Globally, routine vaccination coverage among infants plummeted to a 13-year low in 2021, according to data published Thursday in MMWR.

Exercising regularly may improve effectiveness of the COVID-19 vaccine, and the benefits appear to rise with activity levels, according to researchers.

COVID-19 vaccine equity has improved as the pandemic has progressed, some disparities in access remain prompting WHO to maintain the pandemic’s public health emergency of international concern, or PHEIC, status.

ANAHEIM, Calif. — COVID-19 vaccination and SARS-CoV-2 infection were not associated with clinically significant changes in menstrual cycle length, data presented here confirmed.