We see many people in our clinic with newly acquired tattoos and body piercings and are having a difficult time discerning if the artwork or jewelry is infected or just going through a "normal" ...

Researchers have revealed how a common bacterium, Enterococcus faecalis (E. faecalis), releases lactic acid to acidify its surroundings and suppress the immune-cell signal needed to start a proper ...

Affecting roughly half a million Americans each year, bacterial infections caused by Clostridioides difficile—commonly known ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. SARS-CoV-2's infection sites are well known in the airways and other parts of the body, but new ...

Some fungi that can cause serious lung infections have spread to many parts of the United States. A Science News story on the expanded range of Histoplasma, Coccidioides and Blastomyces fungi hit a ...

Researchers have used a method of total-body imaging to measure and track the body’s immune response to viral infection. The method is a promising platform for studying human immunity in greater ...

Problems with iron levels in the blood and the body's ability to regulate this important nutrient as a result of SARS-CoV-2 ...

A chest infection feels like a temporary illness. A few days of coughing, fever, and fatigue, followed by medication, and life returns to normal. But .