من طرف drobicana الإثنين يوليو 30, 2007 6:04 pmDid you know
- the cornea is the only living tissue in the human body that does not contain any vessels
- People generally read 25% slower from a computer screen compared to paper
- The ancient Egyptians were the first to use to determine pregnancy . They moistened the wheat seeds with , and the germination was the equivalent oftoday's two stripes ( or a plus sign )
- We spend one-third of our lives sleeping
- A person will die from total lack of sleep sooner than from a lack of food . will occur after about 10 days without sleep , while starvation takes a few weeks
- Our stomach has to produce a new layer of mucus every two weeks otherwise it will digest itself
- There are 206 bones in the ***** human body and there are 300 in children ( as they grow some of the bones fuse together )
- Only humans sleep on their backs
- On average, it takes a person 2 hours of non stop walking ( 80 calories/hour at 3mph ) to burn off the calories and sugar from a 12 oz . can of coke ( 160 calories )
- A new study shows that being obese during *****hood decreases lifespan by 3 years . Obesity is defined as having a body mass index of 30 or above .
- Obesity risks are similar to smoking risks
Did you know
- Our eyes are always the same size from birth
- Every person has a unique tongue print
- If all your DNA is stretched out, it would reach to the moon 6,000 times
- Approximately two-thirds of a person's body weight is water.
Blood is 92%
The brain is 75% water
The muscles are 75% water
- Intelligent people have more zinc and copper in their hair
- the mouth produces a quart of saliva every day
- Fish that live more then 800 meters below the ocean surface don't have eyes
- The pleasant feeling of eating chocolate is caused by a chemical called anadamide , aneurotransmitter which also is produced naturally in the brain
- Camels have three eyelids to protect themselves from blowing sand
- A shrimp's heart is in its head
- In only 1 minute a human body will produce about 100000 kilometers of DNA
- The brain has over 100 billion nerve cells
- Over the last 150 years the average height of people in industrialized nations increased by 10cm
- Men lose about 40 hairs a day . women lose about 70 hairs a day
- Hiccups happen when the diaphragm, the muscle that controls our breathing , become irritated and start to spasm and contract uncontrollably .
With each contraction ,air is pulled into the lungs very quickly oases through the voice box , and then the epiglottis closes behind the rush of air , shaking the vocal chords ,causing the "hic" sound .
The irritation can be caused by rapid eating , emotional stress and even some diseases .
The best cure?
Breathing into a paper bag .
This calms the diaphragm by increasing the amount of carbon dioxide in your stream
- The length from your wrist to your elbow is the same as the length of your foot
- Your heart beats 101,000 times a day .
During your lifetime it will beat about 3 billion times and pump about 400 billion liters of
- Your mouth produces 1 liter of saliva a day
- On average , you breath 23,000 times a day
- On average , you speak almost 5,000 words a day – although almost 80% of speaking is self-talk (talking to yourself )
- A person can live without food for about a month , but only about a week without water
- The muscle that lets your eye blink is the fastest muscle in your body
- It allows you to blink 5 times a second
On average , you blink 15000 times a day . women blink twice as much as men
- The bones in your body are not white – they range in colour from beige to light brown . The bones you see in museums are white because they have been boiled and cleaned
A human being loses an average of 40to 100 strands of hair a day
An average human scalp has 100,000 hairs
A person will die from total lack of sleep sooner than from starvation
Death will occur about 10 days without sleep while starvation takes a few weeks
An individual cell takes about 60 seconds to make a complete circuit of the body
[size=25][size=25]Babies are born with 300 bones but by *****hood we have only 206in our bodies
[/size]
[/size]If it were removed from the body the small intestine would stretch to a length of 22 feet
The human body has over 600 muscles 40% of the body weight
The largest cell in the human body is the female ovum or egg cell
It is about 1/180 inch in diameter
The smallest cell in the human body is the male sperm
It takes about 175,000 sperm cells to weight as
much as a single egg cell
There are 45 miles of nerves in the skin of a human being
Three-hundred-million cells die in the human body every minute
- the cornea is the only living tissue in the human body that does not contain any vessels
- People generally read 25% slower from a computer screen compared to paper
- The ancient Egyptians were the first to use to determine pregnancy . They moistened the wheat seeds with , and the germination was the equivalent oftoday's two stripes ( or a plus sign )
- We spend one-third of our lives sleeping
- A person will die from total lack of sleep sooner than from a lack of food . will occur after about 10 days without sleep , while starvation takes a few weeks
- Our stomach has to produce a new layer of mucus every two weeks otherwise it will digest itself
- There are 206 bones in the ***** human body and there are 300 in children ( as they grow some of the bones fuse together )
- Only humans sleep on their backs
- On average, it takes a person 2 hours of non stop walking ( 80 calories/hour at 3mph ) to burn off the calories and sugar from a 12 oz . can of coke ( 160 calories )
- A new study shows that being obese during *****hood decreases lifespan by 3 years . Obesity is defined as having a body mass index of 30 or above .
- Obesity risks are similar to smoking risks
Did you know
- Our eyes are always the same size from birth
- Every person has a unique tongue print
- If all your DNA is stretched out, it would reach to the moon 6,000 times
- Approximately two-thirds of a person's body weight is water.
Blood is 92%
The brain is 75% water
The muscles are 75% water
- Intelligent people have more zinc and copper in their hair
- the mouth produces a quart of saliva every day
- Fish that live more then 800 meters below the ocean surface don't have eyes
- The pleasant feeling of eating chocolate is caused by a chemical called anadamide , aneurotransmitter which also is produced naturally in the brain
- Camels have three eyelids to protect themselves from blowing sand
- A shrimp's heart is in its head
- In only 1 minute a human body will produce about 100000 kilometers of DNA
- The brain has over 100 billion nerve cells
- Over the last 150 years the average height of people in industrialized nations increased by 10cm
- Men lose about 40 hairs a day . women lose about 70 hairs a day
- Hiccups happen when the diaphragm, the muscle that controls our breathing , become irritated and start to spasm and contract uncontrollably .
With each contraction ,air is pulled into the lungs very quickly oases through the voice box , and then the epiglottis closes behind the rush of air , shaking the vocal chords ,causing the "hic" sound .
The irritation can be caused by rapid eating , emotional stress and even some diseases .
The best cure?
Breathing into a paper bag .
This calms the diaphragm by increasing the amount of carbon dioxide in your stream
- The length from your wrist to your elbow is the same as the length of your foot
- Your heart beats 101,000 times a day .
During your lifetime it will beat about 3 billion times and pump about 400 billion liters of
- Your mouth produces 1 liter of saliva a day
- On average , you breath 23,000 times a day
- On average , you speak almost 5,000 words a day – although almost 80% of speaking is self-talk (talking to yourself )
- A person can live without food for about a month , but only about a week without water
- The muscle that lets your eye blink is the fastest muscle in your body
- It allows you to blink 5 times a second
On average , you blink 15000 times a day . women blink twice as much as men
- The bones in your body are not white – they range in colour from beige to light brown . The bones you see in museums are white because they have been boiled and cleaned
A human being loses an average of 40to 100 strands of hair a day
An average human scalp has 100,000 hairs
A person will die from total lack of sleep sooner than from starvation
Death will occur about 10 days without sleep while starvation takes a few weeks
An individual cell takes about 60 seconds to make a complete circuit of the body
[size=25][size=25]Babies are born with 300 bones but by *****hood we have only 206in our bodies
[/size]
[/size]If it were removed from the body the small intestine would stretch to a length of 22 feet
The human body has over 600 muscles 40% of the body weight
The largest cell in the human body is the female ovum or egg cell
It is about 1/180 inch in diameter
The smallest cell in the human body is the male sperm
It takes about 175,000 sperm cells to weight as
much as a single egg cell
There are 45 miles of nerves in the skin of a human being
Three-hundred-million cells die in the human body every minute
