Showing posts with label interesting facts. Show all posts
Showing posts with label interesting facts. Show all posts

Sunday, July 31, 2011

Interesting Facts About the Human Hair

They say that the crowning beauty of a person is the hair. Here are some interesting tidbits about the human hair.

1.) Are you bald and plan to undergo hair transplant? Just for your information, it takes about 3 months for the transplanted hair to start growing again.

2.) On the average, a human head has about 100,000 hairs.

3.) Human hairs grow at an average of ½ to 1 inch a month or six to twelve inches a year.

4.) As we grow old, the hair on our head shrinks. Our hair is thickest in the early 20s, but by age 70, it can be as fine as a baby's.

5.) As we grow old, hair grow where it is not wanted, such as in the nose and ears, and to fall out where it is desired.



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

7.) 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.

8.) Who lose more hair each day – male or female? Well, men lose about 40 hairs a day. Women lose about 70 hairs a day.

9.) Hair that grows in the face grows faster than any other hair on the body.

10.) On the average, if a man never shaved his beard it would grow to more than 30 feet long during his lifetime. A beard grows an average of 140mm a year



11.) There are approximately 550 hairs in the eyebrow.

12.) Women’s hair is about half the diameter of men’s hair. It means that men’s hair is coarser than that of women.

13.) A single human hair can support 3.5 ounces. That’s equivalent to the weight of two full size candy bars.

14.) Humans are more hairy than apes. Majority of our hairs are too fine or light to be seen.

15.) On the average, the lifespan of a human hair is 3 to 7 years.



16.) Human hair is virtually indestructible. Human hair decays at such a slow rate that it is practically non-disintegrative.

17.) Hair cannot be destroyed by cold, change of climate, water, or other natural forces and it is resistant to many kinds of acids and corrosive chemicals.

18.) Hair is the fastest growing tissue in the body, second only to bone marrow.

19.) A hair is 70 per cent easier to cut when soaked in warm water for two minutes

20.) A beard grows an average of 140mm a year and a man’s beard contains between 7,000 and 15,000 hairs.


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Tuesday, July 12, 2011

Interesting and Amazing Facts About the Great Wall of China

The Great Wall of China is one of the most popular landmarks in the world. It is one of china’s most visited tourist attraction. This fascinating wall is regarded as one of the “Wonders of the Medieval World". This UNESCO World Heritage Site receives millions of tourist every year.



1.      The Chinese people have built walls about 50,000 km in the last 2,000 years. The planet’s circumference is approximately 40,000 km.  These walls can circumnavigate the Earth 1.25 times.

2.      Approximately one million people were buried in the Great Wall during the lengthy period of its construction which is why it is regarded as the “longest cemetery in the world”.

3.      The Great Wall is the longest man-made structure and the claim that it is the only visible man-made object from the moon under favorable viewing condition has been debunked many times.

4.      The mortar used in the construction of the Great Wall was made of rice flour not human bones as commonly believed.

5.      The wheelbarrow was invented by the Chinese and was extensively used during the construction of the Great Wall.

6.      The numerous watchtowers of the Great Wall are amazingly spectacular. They were built at regular intervals and are up to 40 feet in height. These impressive structures represent tremendous diversity of architectural styles.

7.      The Great Wall is the site of many battles in Chinese History. The last battle fought at the Great Wall was during the Sino-Japanese War in 1938. Bullet marks are still visible in the Wall at Gubeikou.

8.      More than one million laborers worked in the construction of the Great Wall. Most of them were peasants, prisoners and soldiers.

9.      One of the most striking sections of the Ming Great Wall is where it climbs extremely steep slopes. It runs 11 kilometers in length, ranges from 5 to 8 meters in height, and 6 meters across the bottom, narrowing up to 5 meters across the top.

10.  The entire Great Wall is 8,851.8 km in length and is made up of 6,259.6 km of actual wall, 359.7 km trenches and 2,232.5 km natural defensive barriers like rivers and hills.

11.   The length of Great Wall is equivalent to the flight distance from Denver Airport to Melo Airport or from Haycock Airport to Sukkor Airport.

12.   The height of Mount Everest, the highest peak in the world is 8,850 meters. The length of the Great Wall is equivalent to 1,000 Mt. Everest.  




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