“The pneumonic plague affects the lungs. It's the least common variety of plague but the most dangerous, because it can be spread from person to person via cough droplets. Signs and symptoms can begin within a few hours after infection, and may include: Cough, with bloody sputum, Difficulty breathing, Nausea and vomiting, High fever, Headache, Weakness. Pneumonic plague progresses rapidly and may cause respiratory failure and shock within two days of infection. If antibiotic treatment isn't initiated within a day after signs and symptoms first appear, the infection is likely to be fatal” (“Plague”). The Black Plague was the deadliest disease in Medieval England because of the lack of Medical Knowledge about the