In older people, memory is best early in the morning and then declines during the late afternoon.
33
Midgets and dwarfs almost always have normal sized children.
54
Perspiration is odorless; it is the bacteria on the skin that creates an odor.
39
Your thumb is about the same size as your nose.
124
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
About 400 different kinds of microbes live on and in the human body.
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