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Did you know?
Your heart beats over 36 million times a year.
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?
If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.