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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
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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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Your heart beats over 36 million times a year.
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There are more nerve cells in one human brain than there are stars in the Milky Way.