Daily Archives: October 31, 2025


Viral Infections Increase CHD Risk

A systematic review and meta‐analysis suggests that influenza, SARS‐CoV‐2, HIV, hepatitis C virus, and herpes zoster are all associated with an increased risk of major cardiovascular events. The analysis included 155 studies, viral infections were consistently linked to higher rates of coronary heart disease (CHD) and stroke. HIV infection was […]


Updated Evidence Supports Current Vaccines Safety and Effectiveness

Ongoing peer-reviewed evidence supports the safety and effectiveness of vaccines against Covid-19, respiratory syncytial virus (RSV), and influenza during the 2025–2026 season. In a systematic review of 511 studies out of 17,263 identified references, Covid-19 mRNA vaccines targeting the XBB.1.5 subvariant showed pooled effectiveness against hospitalization of 46% from cohort […]