Affecting roughly half a million Americans each year, bacterial infections caused by Clostridioides difficile—commonly known as C. diff—are a serious and persistent problem for patients and hospitals ...

New research reveals how our immune cells use the body's fat stores to fight infection. The research could help develop new approaches to treating people with bacterial infections. And the team say ...

You wake up with a scratchy throat and that vague feeling of unwellness. Is it just allergies? The start of a cold? Or something that might need antibiotics? Knowing the difference between viral and ...

Without proper treatment, tooth infections can spread to other areas of the body, leading to serious and potentially life threatening complications. A tooth infection, or a tooth abscess, is 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 ...

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 ...

People suffering from COVID-19 could have several different SARS-CoV-2 variants hidden away from the immune system in different parts of the body, finds new research. The study's authors say that this ...

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" ...

As the COVID-19 pandemic spreads across the U.S. – canceling major events, closing schools, upending the stock market and disrupting travel and normal life – Americans are taking precautions against ...

POV: You finally got that cartilage piercing you’ve been thinking about. You picked out the perfect starter stud (but have big plans to level-up to a hoop when the ...

The fungal skin infection TMVII is spreading in Minnesota through direct contact. Health experts advise medical care for round, red rashes that can be painful or itchy.