A new study suggests that a common respiratory bacterium may play an unexpected role in Alzheimer’s disease.

The incidence of infection by Mycobacterium abscessus is increasing in patients with cystic fibrosis, chronic obstructive pulmonary disease (COPD), and other chronic pulmonary diseases, leading to an ...

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 ...

Common ocean bacteria struggle to divide when conditions change, reshaping how warming seas affect ecosystems.

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 ...