What types of flu viruses are there and which are considered a pandemic?
Understand the Problem
The question is asking for information about the different types of flu viruses and specifically which of those types have been classified as pandemics in the past. This involves describing various strains of the influenza virus and their historical impacts on global health.
Answer
Influenza A viruses can cause pandemics.
The types of flu viruses include Influenza A, B, C, and D. However, Influenza A viruses are the ones known to cause flu pandemics.
Answer for screen readers
The types of flu viruses include Influenza A, B, C, and D. However, Influenza A viruses are the ones known to cause flu pandemics.
More Information
Influenza A viruses are more capable of mutating and crossing into new hosts, which is why they're responsible for pandemics.
Tips
A common mistake is assuming that Influenza B, C, or D can also cause pandemics; however, only Influenza A has this capability.
Sources
- Types of Influenza - CDC - cdc.gov
- Novel, Variant, and Pandemic Influenza - NM Health - nmhealth.org
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