New study reveals that leukocyte (white blood cell) count may now be used to identify who is more likely to develop more significant disease symptoms.

COVID-19 has been more prevalent and has caused more deaths than flu or respiratory syncytial virus (RSV) in the last three years, according to a study on American veterans published Monday in JAMA ...

Researchers have developed a powerful tool that can detect variants of SARS-CoV-2 with high transmission potential before they become widespread.

Moderna recently received $590 million to help develop vaccines to fight the virus. Their protein-based vaccines have had ...

In his first Senate confirmation hearing to be secretary of the Department of Health and Human Services, Robert F. Kennedy Jr ...

A 41-year-old man was evaluated for swelling in the ankles and syncope. CT of the chest showed bilateral mediastinal and ...

COVID-19 continues to be a threat to America's health, causing more illness and death than either influenza or respiratory ...

During the COVID-19 pandemic, health worker Maria Tereza Malheiros Sapienza's curiosity was aroused by her immunity to ...

Researchers have developed a powerful tool that can detect variants of SARS-CoV-2 with high transmission potential before ...

The CIA admits it has "low confidence" in its conclusion and says both a natural origin and a research-related incident are still possible. HealthDay News — After years of speculation, the CIA has ...

January 2025 marks five years since the beginning of the COVID-19 pandemic that resulted in 1,216,305 American deaths and ...

Thanks to advances in treatment options, a COVID-19 diagnosis is no longer as scary as it once was, at least for most people.