Omicron – Global Health Press

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Long COVID associated with SARS-CoV-2 reinfection among children and adolescents in the Omicron era – original study and commentary

Background Post-acute sequelae of SARS-CoV-2 infection (PASC), commonly termed “long COVID,” continue to impose significant burdens on affected individuals and healthcare systems. While previous studies have clarified...

21 October, 2025

6 min read

Latest Science

Real-world analysis: COVID-19 vaccine is strongly effective for children and adolescents during delta and omicron

Children and adolescents who received one of the main COVID-19 vaccines were significantly protected from the illness and showed no increased signs of cardiac complications compared to young people who were not...

9 January, 2024

4 min read

GHP News Podcast Videos

Global Health Cast Edition 47

Forty-seventh Edition of the Global Health Cast presented by Prof. Schmitt and Dr. Sanicas. Download the PDF here 🔒 Premium Content - For FreeUnlock this content by becoming a Global Health Press subscriber. Join for...

30 August, 2023

1 min read

Latest Science

The ‘Kraken’ subvariant XBB.1.5 sounds scary, but behind the headlines are clues to where COVID’s heading

The XBB.1.5 subvariant, known informally as “Kraken”, is the latest in a menagerie of Omicron subvariants to dominate the headlines, following increasing detection in the United States and United Kingdom. But there have...

15 February, 2023

5 min read

Latest Science

COVID-19 vaccines, prior infection reduce transmission of Omicron

Vaccination and boosting, especially when recent, helped to limit the spread of COVID-19 in California prisons during the first Omicron wave, according to an analysis by researchers at UC San Francisco that examined...

6 January, 2023

4 min read

Latest Science

mRNA COVID vaccines protect against severe Omicron for at least half a year

COVID-19 mRNA booster vaccines offered protection against severe COVID-19 caused by the Omicron variant for at least 6 months, and three doses of China’s inactivated vaccines were more protective than two doses...

31 August, 2022

3 min read

Latest Science

Omicron less severe than Delta but more easily evades boosters

Three new observational studies from Scotland, Denmark, and the United States detail reduced hospitalizations and emergency department (ED) visits for Omicron COVID-19 infections relative to those caused by the Delta...

26 April, 2022

5 min read

Latest Science

Omicron spread, low vaccination rates mean new variants possible

Get ready to learn more Greek letters. Scientists warn that omicron’s whirlwind advance practically ensures it won’t be the last version of the coronavirus to worry the world. Every infection provides a chance for the...

19 January, 2022

6 min read

Latest Science

Arsenal against Omicron weakening

Omicron is very good at evading the immune protection conferred by vaccines, natural infection and agents such as monoclonal antibodies (mAbs) authorized to prevent serious infections, according to David Ho, MD, the...

17 January, 2022

6 min read

Latest Science

WHO experts urge exploring updated COVID-19 vaccines

A World Health Organization (WHO) advisory group set up in September to examine the impact of SARS-CoV-2 variants on vaccine performance laid out a framework for assessing updated versions of COVID-19 vaccines, and the...

17 January, 2022

3 min read

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