Legionnaires’ disease is a rare condition, and incidence is hard to estimate because diagnosis requires a suspicion of disease and ordering of the tests needed for confirmation, said Krishna Thavarajah, MD, a pulmonologist and director of the Interstitial Lung Disease Program at Henry Ford Hospital, Detroit, in an interview.

What are the symptoms of this type of pneumonia, called Legionnaires' disease, and how do you treat it? Here's what you need to know.

Officials said Monday night there has been an uptick in cases in the Legionnaires' disease cluster in Central Harlem.

Ben Crump and Rev. Al Sharpton will announce a lawsuit against a construction company accused of causing the outbreak.

The deadly Legionnaires’ outbreak gripping Harlem has city officials in hot water — as locals accused them Friday of dropping the ball on life-saving inspections and needlessly slow-walking revealing exactly where the disease hit.

All 12 cooling towers in Central Harlem that tested culture positive for live Legionella bacteria have been fully drained, cleaned, and disinfected.