Thanks to advances in treatment options, a COVID-19 diagnosis is no longer as scary as it once was, at least for most people. A new study, however, suggests that it may now be easier to predict who is ...

A simple blood test might determine which patients are at risk for long COVID, a new study says. Higher levels of leukocytes -- a form of white blood cell -- are associated with more severe symptoms ...

A research team from three Johns Hopkins institutions has shown that SARS-CoV-2, the virus that causes COVID-19, can “reprogram” pathogen-fighting white blood cells known as neutrophils (left side) ...

Scientists have discovered strange clots and immune system changes in the blood of long Covid patients, which could lead to new treatments to cure the persistent condition. Most people recover ...

High white blood cell counts can be caused by infections, inflammation, or cancer. Pregnancy often leads to an increased white blood cell count due to physical stress. Medications such as ...

Researchers discovered that Covid accelerates blood vessel aging by about five years, especially in women. Even mild infections increased arterial stiffness, with vaccinated individuals showing less ...

Pediatric long COVID marked by heightened inflammation, mirroring adult cases. Proteomic profiling achieved 93% accuracy in identifying affected children, paving the ...