Image Credit: AFP via Getty Images The New York City Health Department is cautioning residents in Harlem, New York, about an outbreak of Legionnaires' disease: a type of pneumonia. At the time of publication, at least 58 people have been diagnosed with the illness so far, and two have died from the disease. The NYC Health Department said in a statement that those "living or working in the area with flu-like symptoms, such as cough, fever, chills, muscle aches, or difficulty breathing should contact a health care provider immediately.