Ninety-two people have been diagnosed with Legionnaire's disease since July 25 when the cluster of cases was first identified in Central Harlem, according to the latest numbers from the New York City Health Department.

Harlem Hospital Center and a public health clinic are among the buildings with cooling towers that tested positive for Legionella, the bacteria that causes Legionnaires’ disease, during an outbreak in Harlem,

Here’s what to know about water-cooling towers amid a cluster of Legionnaires’ disease cases in Central Harlem.