COVID-19 – Page 2

Common Cold and Reduced COVID-19 Risk: Insights from the HEROS Cohort Study on Rhinovirus-Induced Airway Antiviral Responses

By MedXY 08/20/2025

Recent rhinovirus infection may nearly halve COVID-19 risk and reduce viral load by triggering airway antiviral gene expression, partially explaining children's milder COVID-19 outcomes.

Clinical Updates Infectious Diseases news Public Health Specialties

Symptomatic Respiratory Disease and COVID-19 Testing Among Healthcare Workers: Insights from the Post-Pandemic Era in Ireland

By MedXY 08/20/2025

A recent Irish study reveals that 6 in 10 healthcare workers with respiratory symptoms test for COVID-19, while vaccination coverage remains low, highlighting ongoing risks and the need for enhanced infection control and vaccination strategies.

Clinical Updates Infectious Diseases news Respiratory Specialties

COVID reinfection may raise risk of persistent symptoms by 35%

By MedXY 08/20/2025

Observational data from the RECOVER Initiative suggest that SARS-CoV-2 reinfection raises the risk of long COVID by 35% relative to single infections, with more recent vaccination potentially mitigating this risk.

Cardiology Infectious Diseases news Specialties

Sex-Specific Impact of COVID-19 on Vascular Aging: Evidence from the CARTESIAN Study

By MedXY 08/20/2025

COVID-19 accelerates vascular aging by approximately 5 years, disproportionately affecting women, with vaccination conferring protection primarily in females, highlighting sex-specific immunological responses and long-term vascular risks.

Infectious Diseases news Respiratory Specialties

Razor Blade COVID-19 Variant Drives Up Cases in the U.S.

By MedXY 08/20/2025

The Stratus variant, known as XFG, now dominates COVID-19 cases in the U.S., complicating recovery efforts amidst rising infections and changing vaccine guidance.

Medical News news Public Health Specialties

CDC Retracts Universal COVID-19 Vaccination Recommendation for Pregnancy: Clinical Context, Evidence, and Implications

By MedXY 07/30/2025

The CDC no longer universally recommends COVID-19 vaccination during pregnancy, prompting debate among clinicians as the FDA shifts vaccine composition to target the JN.1 variant. This article analyzes the evidence, rationale, and clinical implications.