Weird and unbelievable facts about the human body
Our body is strange and wonderful. It is the most unbelievable things it can do. These facts
about your body that you are about to read are true ...
1. The human thighbones are stronger than concrete.
2. One billion cells in your body are replaced every hour.
3. Your ears and your nose never stop growing.
4. If a man never cut his beard and became an old man,
his beard would be over 9 meters long.
5. Your tongue print is unique - like your fingerprints.
6. Your eye can differentiate 500 shades of grey.
7. One out of 20 people has an extra rib.
Scientists with a 5, 3 meters long beard
found in an attic in North Dakota
8. Woman's hearts beats faster than men's.
9. In one day, your heart beats about 100.000 times.
10. When you are not sleeping your brain generates enough energy to power a light bulb.
11. Men's and woman's brains react differently to pain.
12. Your brain consists of at least 60 % fat. That makes it the fattest organ in your body.
13. Your brain cannot feel any pain, because it has no pain receptors.
14. Information in your brain travels at about 430 km pr. hour - unless you are drunk!
15. The largest cell in the human body is the female egg - the smallest is the male sperm.
16. The hardest bone in your body is the jawbone.
17. The strongest muscle is the tongue.
18. The acid in your stomach is strong enough to dissolve steel. The reason it does not harm your
stomach is that the cells in the stomach renew themselves every 3-4 days.
19. The fastest growing nail is on the middle finger.
20. Every day you lose 60 - 100 strands of hair. You must, however, lose more than 50% of all your
hair, before anyone will notice.
21. Every single hair has a lifespan of between 3 - 7 years.
22. In one hour your body produces enough heat to bring 2 and a quarter liters of water to a boil.
23. In your body there is enough iron to produce a nail 7, 6 cm long.
24. Women have a better sense of smell than men.
25. Your nose remembers 50,000 different scents.
26. When you are 60 years old, you will probably have lost half
of your taste buds.
27. The higher your IQ is, the more you dream and the more vivid
are your dreams.
28. Your ears secrete more earwax when you are afraid.
29. You have about 32 million bacteria on every 6, 5 cm²
of your body. But most of them are friendly?
30. A human head remains conscious for about 15 - 20 sec.
after it has been decapitated!
Weird and unbelievable facts about the human body
© Vikartimen.dk
Side 1 af 3
Do the crossword
1
Wordlist:
BACTERIA
BEARD
BRAIN
EARWAX
FEMALEEGG
GREY
HAIR
INFORMATION
IRON
JAWBONE
NOSE
PAINRECEPTORS
STOMACH
TASTEBUDS
THIGHBONE
TONGUE
2
3
4
5
7
6
8
9
10
11
12
13
14
15
16
Horizontal:
1. You have about 32 millions of these pr
6, 5 cm² of your body
4. In your body there is enough of this to
produce a nail 7, 6 cm long
7. It travels at about 430 km pr. hour in
your brain
9. Your ears secrete more of this when you
are afraid
11. It is the largest cell in the body
13. It is unique - like fingerprints
15. This acid is strong enough to dissolve
steel. It is in your
16. It can be over 9 meters long
Weird and unbelievable facts about the human body
Vertical:
2. Which human bone is stronger than
concrete?
3. It is the hardest bone in your body
5. It is the fattest organ of the body
6. The brain does not have this
8. A part of your body that never stops
growing
10. When you are 60 years old, you will only
have half of these left
12. Your eye can differentiate 500 shades of
this colour
14. It has a lifespan of between 3 - 7 years
© Vikartimen.dk
Side 2 af 3
Do you know any weird things about the human body?
Here are some pictures of people, who are a bit odder than the rest of us. Chose one
and describe how a day in that person's life could be like.
Weird and unbelievable facts about the human body
© Vikartimen.dk
Side 3 af 3