Typhoid

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What is Typhoid fever?

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Typhoid fever is a bacterial infection caused by Salmonella typhi, characterized by high fever, weakness, stomach pain, headache, and loss of appetite.

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Who was Mary Mallon?

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Mary Mallon, also known as 'Typhoid Mary', was an asymptomatic carrier of Typhoid fever who worked as a cook and was linked to several outbreaks of the disease.

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What does it mean to be a carrier of a disease?

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A carrier is a person or animal that harbors a specific infectious agent without showing symptoms of the disease but can still transmit it to others.

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How can Typhoid fever be transmitted?

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Typhoid fever is primarily transmitted through contaminated food and water, often due to poor sanitation.

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What role did clams play in the Typhoid epidemic?

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Clams were suspected to be a source of contamination, but investigations revealed that no one who ate the clams got sick.

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What is quarantine?

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Quarantine is the practice of isolating individuals who may have been exposed to a contagious disease to prevent its spread.

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Why is social distancing important during an outbreak?

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Social distancing helps reduce the spread of infectious diseases by minimizing close contact between individuals.

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What was the significance of the outbreaks linked to Mary Mallon?

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The outbreaks linked to Mary Mallon highlighted the risks of asymptomatic carriers in spreading infectious diseases.

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What is the role of a detective in public health investigations?

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A detective in public health investigates outbreaks to identify sources of infection and prevent further spread.

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What symptoms are associated with Typhoid fever?

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Symptoms of Typhoid fever include prolonged fever, fatigue, headache, nausea, abdominal pain, and diarrhea or constipation.