Experts have discovered the biological cause of brain fog triggered by long Covid-a term coined for a number of symptoms following infection, which can persist for months or even years.

npj Dementia - COVID-19 infection associated with increased risk of new-onset vascular dementia in adults ≥50 years

The online survey found that 72 per cent of Canadians think vaccinations for children should "definitely" or "probably" be mandatory in their province.

Whether paternal pre-conceptual SARS-CoV-2 infection impacts sperm RNA content, or effects offspring phenotypes, has not been previously investigated. Here authors report changes in sperm noncoding RNAs in SARS-CoV-2 infected sires and increased anxiety-like behaviors in offspring.

Efficacious SARS-CoV-2 vaccines are urgently required to prevent the spread of the emerging and re-emerging SARS-CoV-2. Aim to assess the efficacy of novel SRAS-CoV-2 vaccines in preventing SARS-CoV-2 infection. All randomized placebo-controlled clinical trials eligible for this review were included. Scopus, PubMed, the Cochrane Library, and Google Scholar were searched. The risk of bias in the included studies was assessed using the modified Cochrane risk of bias tool 2 for RCTs. Result synthesis was performed using STATA software version 17.4. Forest plots, heterogeneity tests, meta-regression, sensitivity analysis, and publication bias were used to present the results. Eighteen studies comprising 186,657 participants who took the full dose of SARS-CoV-2 in an RCT were included. Of the participants, 110,768 (59.3%) were males and 111,619 (59.8%) were treatment groups. A total of 5665 (3.0%) participants were infected by SARS-CoV-2. Among the treatment groups, 3140 (2.8%) and 2525 (3.4%) from the placebo group were infected by SARS-CoV-2. The most efficient SARS-CoV-2 vaccine was BNT162B2, with 100% efficacy, whereas mRNA-1273 was the least efficient vaccine, with 36.8% efficacy. The overall efficacy of novel SRAS-CoV-2 vaccines was 70.5% (95% confidence interval (CI), 53.5 to 79.7). The relative risk of being infected was 84% lower in the treatment group compared to the placebo group. The novel SRAS-CoV-2 vaccines are efficient enough to protect 771 people out of 1000 from being infected by SARS-CoV-2. Novel SARS-CoV-2 vaccines are efficacious inn preventing SARS-CoV-2 infection. However, their efficacy varies.

This cohort study examines the extent to which COVID-19 continues to generate work absences and decrease labor force participation beyond the pandemic period in the US.

SARS-CoV-2 infection is associated with elevated risks of HPV-related carcinoma in situ and cancer, irrespective of age or race. The findings underscore the importance of understanding the interplay b...

Cell Death & Disease - SARS-CoV-2 delta and omicron variants alter trophoblast cell fusion and syncytiotrophoblast dynamics: new insights into placental vulnerability

Angeblich soll es vor allem um alkoholfreie Optionen gehen, doch die beauftragte Agentur sieht das anders. Kritiker sprechen von Suchtförderung.

GrippeWeb ist ein Webportal des Robert Koch-Instituts, das auf Ihre direkten Meldungen angewiesen ist ("citizen-science").