Scientists have uncovered an intriguing link between infection and brain health, finding that a common bacterium in the eye appears to be linked to cognitive decline and Alzheimer’s disease. It's the ...

A common pathogenic bacterium known as Chlamydia pneumoniae can lead to pneumonia or sinus infections... | Microbiology ...

Common gut bacteria use protein delivery systems to interact directly with human cells, reshaping how scientists view the ...

Here's what tuberculosis is, how it's transmitted and how you can expect to have it treated if it affects you or someone you ...

Captive green iguanas are known carriers of salmonella, a bacteria that can cause diarrhea, fever, and stomach cramps in humans. Iguanas can also transmit the rare bacterial infection mycobacterium ...

Health authorities in New York City warn that infections are trending upward, with 24 human cases last year and another 6 so far this year. Leptospirosis is a bacterial infection spread via contact ...

Scientists have uncovered a direct molecular mechanism by which gut bacteria inject proteins into human cells, reshaping immune responses and potentially driving inflammatory disease. Scientists have ...

Recent findings reveal an unexpected link between oral bacteria and liver scarring through gut barrier damage. Read more.

Plague, one of the deadliest bacterial infections in human history, caused an estimated 50 million deaths in Europe during the Middle Ages when it was known as the Black Death.Video above: How did ...

In A Nutshell Scientists discovered a 5,500-year-old form of the bacteria that causes syphilis in remains from Colombia, the ...

Chlamydia pneumoniae—a common bacterium that causes pneumonia and sinus infections—can linger in the eye and brain for years and may aggravate Alzheimer's disease, according to a study from ...