By Joseph Chinalu Osagu
Science teaches that the human body is composed of cells. These cells are called the building block with which the human body is made. At adulthood, there are about 50 trillion of these cells in the body. These cells come together to form tissues, which in turn combine to form organs. All these organs within the body function together as a system. Basically, it is the cell that gives life to the human body.
Do you know that there are so many things about our human body that we are unaware of. These human body facts are amazing, shocking, unbelievable but very true. Most people are happy with just being alive and are unconcerned about some salient facts that could help make their lives easier and keep them much more healthy.
Facts about the human height
When you stand upright and stretch out your arms, the distance between your left middle finger to the right middle finger is equal to your height. This fact is true for humans who do not have any deformity.
Facts about the human eyes
All babies have blue eyes. Irrespective of their ethnicity the eye color is same for all babies. Melanin and ultraviolet light are need for the eyes to reveal its true color.
Facts about the brain
The brain does not sleep. At night when we sleep, the brain becomes most active. It is more active at night than during the day. It has also been discovered that rather than a solid brain as most people think, our brain is made up of 80% water. The brain also does not feel pain; although it processes all signals, it does not share in the pain that the body feels.
Facts about Stimuli
It is impossible to tickle oneself. If you doubt it, you can go ahead and give it a trial. However, the body responds differently to different situations. It is possible to suddenly posses the strength capable of lifting up a car, or run faster that a cheetah. All these are made possible by adrenaline.
Facts about the teeth
The human baby unlike other animals are not born to fend on their own immediately. They need to be nurtured and taken care of. Hence, it is unusual for a baby to have teeth upon delivery. However, one in every two thousand babies are born with teeth. These teeth do not arise from any gene mutation and these babies are perfectly healthy.
Other Facts about the human body
The human stomach contains acid that is capable of dissolving zinc, yet it does not dissolve the human stomach. This is because the walls of the human stomach are being constantly renewed continually.
The human body is made up of 70% water.
The smallest and the largest cells are found in the reproductive system. The smallest is the male sperm and the largest is the female egg.
With the passing of each day, new facts about the human body are being discovered. These facts are all true, though some of them sound unbelievable and unimaginable.
Osagu, Joseph Chinalu is a freelance writer. He resides in Nigeria and writes on a variety of subjects.
Article Source: http://EzineArticles.com/?expert=Joseph_Chinalu_Osagu
Human Body Facts – Unbelievable But True
Body Facts, Human, Human Body Facts