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63. Fact
By 60 years of age, 60-percent of men and 40-percent of women will snore.

64. Fact
A baby's head is one-quarter of it's total length, but by age 25 will only be one-eighth of its total length.

65. Fact
Monday is the day of the week when the risk of heart attack is greatest.

66. Fact
Humans can make do longer without food than sleep.

67. Fact
A simple, moderately severe sunburn damages the blood vessels extensively.

68. Fact
Over 90% of diseases are caused or complicated by stress.

69. Fact
A human head remains conscious for about 15 to 20 seconds after it is been decapitated.

70. Fact
It takes 17 muscles to smile and 43 to frown.

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.

85. Fact
Every tongue print is unique.

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.

91. Fact
Your body gives off enough heat in 30 minutes to bring half a gallon of water to a boil.

92. Fact
Your ears secrete more earwax when you are afraid than when you aren't.

93. Fact
It is not possible to tickle yourself.

94. Fact
The width of your armspan stretched out is the length of your whole body.

95. Fact
Humans are the only animals to produce emotional tears.

96. Fact
Right-handed people live, on average, nine years longer than left-handed people do.

97. Fact
Women burn fat more slowly than men, by a rate of about 50 calories a day.

98. Fact
Koalas and primates are the only animals with unique fingerprints.

99. Fact
The indentation in the middle of the area between the nose and the upper lip has a name.

100. Fact
Did you know that there are 206 bones in the adult human body and there are 300 in children (as they grow some of the bones fuse together).

101. Fact
Flea's can jump 130 times higher than their own height. In human terms this is equal to a 6ft. Person jumping 780 ft. Into the air.

102. Fact
The most dangerous animal in the world is the common housefly. Because of their habits of visiting animal waste, they transmit more diseases than any other animal.

103. Fact
Snakes are true carnivorous because they eat nothing but other animals. They do not eat any type of plant material.

104. Fact
The world's largest amphibian is the giant salamander. It can grow up to 5 ft. In length.

105. Fact
100 years ago: the first virus was found in both plants and animals.

106. Fact
90 years ago: the grand canyon became a national monument & cellophane is invented.

107. Fact
80 years ago: the food mixer and the domestic refrigerator were invented.

108. Fact
70 years ago: the teletype and pvc (polyvinyl-chloride) were invented.

109. Fact
60 years ago: otto hahn discovered nuclear fission by splitting uranium, teflon was invented.

110. Fact
50 years ago: velcro was invented.

111. Fact
40 years ago: an all-female population of lizards was discovered in armenia.

112. Fact
30 years ago: the computer mouse was invented.

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