What are the symptoms of legionnaires disease?

Pneumonia: Generally, patients have pneumonia: difficulty breathing, shortness of breath, fever, chills, weight loss. They are sometimes called "walking pneumonia" since you are sick, but not usually in a hospital.

Pneumonia: Same as any other pneumonia. Cough (with or without phlegm), fever, some shortness of breath. Some will have flu-like symptoms with achiness and headache as well. Later on some people will develop stomach upset or diarrhea.

Please see below.: Symptoms of legionnaire's disease can include fever greater than 102 º f, chills, cough - dry or productive (rarely bloody), chest pain, neurologic symptoms, headache, lethargy, mental status changes (the most common neurologic symptom), GI symptoms (including watery diarrhea), nausea, vomiting, and abdominal pain), achy muscles, .