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Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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?
Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.
Did you know?
More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.