You know, I don't think I've EVER caught influenza or "the flu", despite never having a vaccine for the virus.
ok... how dangerous is the flu though?
Influenza
Influenza, commonly known as the flu, is an infectious disease caused by an influenza virus. Symptoms can be mild to severe. The most common symptoms include: high fever, runny nose, sore throat, muscle pains, headache, coughing, sneezing, and feeling tired. These symptoms typically begin two days after exposure to the virus and most last less than a week. The cough, however, may last for more than two weeks. In children, there may be diarrhea and vomiting, but these are
probability of a global flu crisis, she was led to investigate the cause of the similar 1918 Spanish flu pandemic, saying, "I was horrified we didn’t know what caused Spanish flu, and also knew that if we could find fragments of the virus, we might be able to find a better flu vaccine".
Though at the time she "knew nothing about influenza", she began what she called a "six-month crash course in virology". Eventually, she began searching for possible frozen samples