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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
There are more bacteria in your mouth than there are people in the world.
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