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Did you know?
Your heart beats over 36 million times a year.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Thyroid conditions may make getting pregnant impossible.
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A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.