New research concluded that COVID and flu can triple or quadruple the risk of heart attack in the weeks after illness. Stroke risk can soar even higher. Chronic viral infections like HIV, shingles, ...

Lingering inflammation from viruses like COVID-19 or HIV can take a lasting toll on the brain. New research shows exactly how specific immune system imbalances lead to memory lapses and slowed ...

A review of 155 scientific studies found influenza and COVID infections raised the risk of heart attack or stroke as much as three-to five-fold in the weeks following the initial infection. Viruses ...

A severe case of COVID-19 or influenza could increase the risk of lung cancer later on, according to new research. Scientists discovered that serious viral infections can alter immune cells in the ...

Chronic hepatitis D virus (HDV) coinfection in people with chronic hepatitis B is associated with rapid progression to liver cirrhosis and high mortality. In 2020, the estimated global HDV burden ...

Baylor College of Medicine researchers are part of a collaborative research group with AstraZeneca and Memorial Sloan Kettering Cancer Center that have identified 22 genes which increase the risk of ...

Covid-19 infections have been strongly linked with cardiovascular conditions like heart disease and stroke, but new research shows that other viral infections such as influenza, HIV, hepatitis C and ...

Our immune system implements an array of strategies to combat threatening infections. White blood cells called cytotoxic T lymphocytes or "CD8 T cells" are soldiers of the immune system, serving as ...

The introduction of highly effective direct-acting antivirals has transformed the HCV treatment landscape, enabling cure ...

Researchers identify specific immune markers, like activated monocytes and cytokines, that drive cognitive decline after viral infections across various diseases.