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

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

An investigation is underway after 81 confirmed cases of Legionnaires' disease in Harlem has left three people dead since ...

City health officials link the Central Harlem outbreak to cooling towers, structures containing water and a fan that are used to cool buildings.