The city Health Department is proposing stricter rules to combat Legionnaires’ disease amid one of the worst Legionnaires’ outbreaks in years that impacted Harlem.

An outbreak of Legionnaires’ disease in New York City has killed three people and sickened more than five dozen since late July.

New York City health officials are continuing to investigate a cluster of Legionnaires’ disease, a serious bacterial lung ...

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

Legionnaires' disease causes a serious form of pneumonia. It’s not spread person to person, but because the bacteria are in the air or in air handling systems, clusters of people can become infected.