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On average, the stomach produces 2 L of hydrochloric acid per day.

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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

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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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Green tea is able to stop the scent of garlic or onion from causing bad breath.

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Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

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