FACTS ABOUT UR BODY

• 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 million litres (800 million pints) of blood.

• It is impossible to lick your elbow. Well, for almost everyone… but a few can.

• Your mouth produces 1 litre (1.8 pints) of saliva a day.

• The human head contains 22 bones. More on the head and brains On average, you breathe 23,000 times a day.

• Breathing generates about 0.6g of CO2 every minute.

• On average, people can hold their breath for about one minute. The world record is 21 minutes 29 seconds, by david merlini.

• On average, you speak almost 5,000 words a day – although almost 80% of speaking is self-talking (talking to yourself).

• Over the last 150 years the average height of people in industrialized nations increased by 10 cm (4 in).

• In the 19th century, American men were the tallest in the world, averaging 1,71 metres (5’6″). Today, the average height  for American men is 1,763 m (5 feet 9-and-half inches), compared to 1,815 m (5’10″) for Swedes, and 1,843 m (5’11″) for the Dutch, the tallest Caucasians.

• The tallest nation in the world is the Watusis of Burundi: 1.98 m (6 feet 6 inches) tall.

• If the amount of water in your body is reduced by just 1%, you’ll feel thirsty.

• It is impossible to sneeze and keep one’s eyes open at the same time.

• 55% of people yawn within 5 minutes of seeing someone else yawn.

• Hippocrates, the Father of Medicine, suggested that a woman could enlarge her bust line by singing loudly and often.

• A person can live without food for about a month, but only about a week without water.

• You’ll drink about 75,000 litres (20,000 gallons) of water  in your lifetime.

• After a certain period of growth, hair becomes dormant. That means that it is attached to the hair follicle until replaced by new hair.

• Hair on the head grows for between two and six years before being replaced. In the case of baldness, the dormant hair was not replaced with new hair.

• Men loose about 40 hairs a day. Women loose about 70 hairs a day.

• In the Middle Ages the length from the tip of the middle finger to the elbow was called an ell.

• A person remains conscious for eight seconds after being decapitated.

• The first successful human sex change took place in 1950 when Danish doctor Christian Hamburger operated on New Yorker george jorgensen, who became Christine Jorgensen.

• 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 15 000 times a day. Women blink twice as much as men.

• A typical athlete’s heart churns out 25 to 30 litres (up to 8 gallons) of blood per minute.

• We have four basic tastes plus umami. The salt and sweet taste buds are at the tip of the tongue, bitter at the base, and sour along the sides; umami is a mixture of tastes sensed along the center of the tongue.

• Not all our taste buds are on our tongue; about 10% are on the palette and the cheeks.

• Unless food is mixed with saliva  you cannot taste it.

• The liver is the largest of the body’s internal organs. The skin is the body’s largest organ.

• On average a hiccup lasts 5 minutes.

• Fingernails grow nearly 4 times faster than toenails.

• Your middle fingernail grows the fastest.

• Your finger nails grow at 1 nanometre per second (0.000 000 001 m/s). Your hair grows at 4 nanometres per second (0.000 000 004 m/s).

• It takes about 3 months for the transplanted hair to start growing again.

• About 13% of people is left handed. Up from 11% in the past.

• In 1900, a person could expect to live to be 47. Today, the average life expectancy for men and women in developed countries is longer than 70 years.

• A newborn baby’s head accounts for one-quarter of its weight.

• King Henry I, who ruled in the England in the 12th century, standardized the yard as the distance from the thumb of his outstretched arm to his nose.

• The bones in your body are not white – they range in color from beige to light brown. The bones you see in museums are white because they have been boiled and cleaned.

• 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% water. The brain is 75% water and muscles are 75% water.

• The colored part of the eye is called the iris. Behind the iris is the soft, rubbery lens which focuses the light on to a layer, called the retina, in the back of the eye. The retina contains about 125 million rods and 7 million cones. The rods pick up shades of gray and help us see in dim light. The cones work best in bright light to pick up colors.

• We actually do not see with our eyes – we see with our brains