Legionnaires’ disease is a serious type of pneumonia caused by the Legionella bacteria.
It’s a bacteria, typically found in warm freshwater like hot tubs, hot water tanks and decorative fountains.
It can also be found in showerheads and plumbing systems in large buildings.
The Centers for Disease Control and Prevention says a bacteria rarely causes illness in natural water sources but when it grows in a man-made setting, it can become dangerous.
Water droplets containing Legionella get into the air and people breathe it in.
Symptoms of general pneumonia like coughing, muscle aches, fever, shortness of breath and headaches can occur.
It can typically be treated with antibiotics but people over the age of fifty, those with COPD, past or current smokers or those with a weakened immune system are at a greater risk.
According to the CDC about one in ten people infected with Legionnaires’ dies.