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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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.