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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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The longest a person has survived after a heart transplant is 24 years.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.