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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.
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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.