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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?
People about to have surgery must tell their health care providers about all supplements they take.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
Did you know?
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.