The disease is a type of pneumonia caused by Legionella bacteria, which grow in warm water and spread in building water systems.

Legionella bacteria, which can cause Legionnaires' disease and Pontiac fever, was found in the plumbing system of a Midwest ...

As the number of known cases of Legionnaires’ disease continues to climb in New York City, health officials are urging ...

Jane Etta Pitt, mother of A-list star Brad Pitt who lived in Oklahoma during much of her life, died on Tuesday. She was 84.

Air conditioning is a lifesaver, but poor maintenance can cause bacteria to spread, leading to a recent outbreak of Legionnaires' disease.

Cases of a severe type of pneumonia called Legionnaires’ disease have been on the rise in New York City’s Harlem neighborhood ...