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71. Fact
Babies are born with 300 bones, but by adulthood the number is reduced to 206.
72. Fact
We are about 1 cm taller in the morning than in the evening.
73. Fact
The strongest muscle in the human body is the tongue.
74. Fact
The hardest bone in the human body is the jawbone.
75. Fact
You use 200 muscles to take one step.
76. Fact
The tooth is the only part of the human body that can't repair itself.
77. Fact
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
78. Fact
Bone is stronger than some steel.
79. Fact
The feet account for one quarter of all the human body's bones.
80. Fact
About 32 million bacteria call every inch of your skin home.
81. Fact
Humans shed and regrow outer skin cells about every 27 days.
82. Fact
Three hundred million cells die in the human body every minute.
83. Fact
Humans shed about 600,000 particles of skin every hour.
84. Fact
Every day an adult body produces 300 billion new cells.
86. Fact
Your body has enough iron in it to make a nail 3 inches long.
87. Fact
The most common blood type in the world is Type O.
88. Fact
Human lips have a reddish color because of the great concentration of tiny capillaries just below the skin.
89. Fact
The colder the room you sleep in, the better the chances are that you'll have a bad dream.
90. Fact
Tears and mucus contain an enzyme (lysozyme) that breaks down the cell wall of many bacteria.
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Fact
The banana tree cannot reproduce itself. It can be propagated only by the hand of man.
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