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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?
Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.