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why is the vaccine affecting adults and will it affect children 

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why is the vaccine affecting adults and will it affect children 

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What is the difference between the COVID-19 vaccines?

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What is the difference between the COVID-19 vaccines?

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What are the COVID-19 variants? How are they different from the original virus that originated in Wuhan, China?

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What are the COVID-19 variants? How are they different from the original virus that originated in Wuhan, China?

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Why don't vaccines have a 100% prevention rate? What makes some vaccines more effective than others?

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Why don't vaccines have a 100% prevention rate? What makes some vaccines more effective than others?

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What happens when the immune system can't kill a virus?

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What happens when the immune system can't kill a virus?

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Will we have more pandemics in the future? Explain.

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Will we have more pandemics in the future? Explain.

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What treatment and prevention methods were used before antibiotics and vaccines?

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What treatment and prevention methods were used before antibiotics and vaccines?

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Will we have to get a yearly COVID-19 vaccine like we have to for the flu? Why?

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Will we have to get a yearly COVID-19 vaccine like we have to for the flu? Why?

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Why do we have to get flu vaccines every year?

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Why do we have to get flu vaccines every year?

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Do all diseases originate from animals? Explain

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Do all diseases originate from animals? Explain

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Why are the COVID-19 variants more contagious?

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Why are the COVID-19 variants more contagious?

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What infectious diseases are eradicated in the US?

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What infectious diseases are eradicated in the US?

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What was the first vaccine and when was it invented?

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What was the first vaccine and when was it invented?

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When was the first pandemic? What disease caused it?

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When was the first pandemic? What disease caused it?

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When were diseases discovered? What was the first disease?

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When were diseases discovered? What was the first disease?

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Is the smallpox virus still an issue? Explain.

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Is the smallpox virus still an issue? Explain.