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Did you know?
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
The longest a person has survived after a heart transplant is 24 years.
Did you know?
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.