Edward Jenner tested his smallpox vaccine on a young boy named James Phipps. In 1796, Jenner inoculated Phipps with material taken from a cowpox sore, which led to the discovery that exposure to cowpox could provide immunity against smallpox. This groundbreaking experiment laid the foundation for the development of the smallpox vaccine.
US Nay and Small Pox injections
by doing it
he saw milkmaids
he saw milkmaids
difficult
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He took the blood from the cow and injected it into a person.
The flu vaccine is recommended for children and the elderly but nobody is forced to get it. Whether or not to get a flu vaccine is a personal choice.
A man noticed how milkmaids did not get affected by smallpox, so they assumed that it was something to do with cows or milk that stopped them catching smallpox. I turns out that it was a similair, but less deadly, virus called cowpox that was preventing milkmaids getting smallpox. Cowpox was a vaccine against smallpox - meaning if you have had cowpox, you can't get smallpox.
You can take the vaccine but it will not stop the disease. Vaccinations prevent disease but they do not cure them.
It helps make the virus stop reproducing / stop growing bigger and bigger.