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The great flu pandemic of 1918-1919, was the deadliest in modern history. This killed about 500 million people around the world.
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Influenza was discovered not by a study of the disease in humans, but from studies on animal diseases. In 1918, J.S. Koen, a veterinarian, observed a disease in pigs which was the same disease as the now famous “Spanish” influenza pandemic of 1918.
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During the flu epidemic people started to reliaze what the flu was. It was a virus.
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December 1920 was an unusually deadly influenza pandemic, the first of the two pandemics involving H1N1 influenza virus.
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In 1933, researchers discovered that viruses cause influenza . Prior to 1933, a bacteria named Haemophilus influenzae was thought to cause the flu. In 1938, the first vaccine or shot against flu viruses was developed.
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Until the year of 1944 there was no cure to the flu. So people would try to fine creative ways to prevent it. But, the found out it was a virus and there was no other way to cure it but a vaccine.
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The first cures to cold the was hot soup and tea with lemon.
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The cold started to show up after WW2.
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people tried to prevent the cold. They came up with very simple things that we use now like washing your hands often.
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Jonas Salk and Thomas Francis invented the first flu shot. Dr. Salk used his experience with influenza vaccine to create the flu vaccine along iwth others like polio in 1952.
