Pain is a function of neural response. When some part of our body get ruptured then ruptured cells of that part transmit strong neural messengers to brain cells that generate a sensation of pain. This ...
Read MoreEach and every one of us might have experienced fever and sickness in our lives. We all know that our body temperature rises when we are suffering from fever, as it is the most common ...
Read MoreYawning is contagious. There are no two ways about it. The reasons for this shared experience vary, depending on who you talk to. People believe that we yawn when we are tired, as a way ...
Read MoreName it what you may, you can call it ‘glowing’ , ‘dewing’, ‘perspiring’ or any one of those pretty words you can think of, but the underlining concept is: it doesn’t smell good when one ...
Read MoreThe primary cause of stinking feet is sweat. There are more than 250,000 sweat glands in each of our feet. On a hot day, a foot can release more than a pint of sweat! Sweat ...
Read MoreAn immune system can be termed as a remarkable flexible defense system that has evolved to defend animals from invading pathogenic micro-organisms and cancer. It is able to produce an enormous diversity of cells and ...
Read MoreIn simple terms, scoliosis is a curvature of the spine that is not normal. Human beings have spines (backbones) made up of small bone sections called vertebrae. When these are healthy and fit together well, ...
Read MoreNails are an integral body part for us humans. We can’t do quite a few important things without them. Both fingernails and toenails play an important role in assisting us in our daily chores. Nails ...
Read MoreA general notion about nose hair is that it is just a natural growth of hair with no specific or useful purpose to our body and we just have to regularly trim it so that ...
Read MoreHair forms a very crucial part of the human anatomy, whether we look at its functions from a biological point of view or just as a part of our regular grooming to look good. Apart ...
Read MoreWhile most people associate lockjaw with tetanus, the truth is there may be a number of other causes for this troublesome and health-threatening condition. This malady used to be a lot more common and over ...
Read MoreThere are innumerable cells in our body. These cells help to make tissues of the body. The two main functions are performed in our body by the food that we take. First, it supplies proteins ...
Read MoreOnly man has the power to express himself among all the living beings. Different types of sounds can be produced by them. Do you know how do we speak? There is a hollow organ in our throat ...
Read MoreIn the lumbar region of the abdominal cavity, we have two bean shaped granular organs, which are known as kidneys. They are reddish brown in colour. The weight of each kidney is about 150 gms ...
Read MoreWe all know that our ears detect the different types of sounds. On account of its structure, the human ear consists of three parts: external, middle and internal. Anything that produces sound first vibrates. These ...
Read MoreWe all get tired after doing our routine work. We also get tired after doing exercises, swimming, running etc. Do you know why do we get tired? When we do work at fast speed, our muscles do ...
Read MoreIn our body there are 639 muscles. These muscles are connected to the bones. All these muscles vary in shape and structure. A muscle of medium size contains 10 million cells. All the muscles of ...
Read MoreAll living things breathe. Man, plants, animals, birds, insects all need oxygen which they obtain through respiration. However, the process of breathing is different in all creatures. Some of them breathe through lungs, while the ...
Read MoreWe all see with our eyes. The shape of the eye is spherical. The black portion of the eye is known as cornea. There is a small circular opening in cornea called the pupil. Through ...
Read MoreWe smell and breathe through nose. If the nose is not working properly we cannot differentiate between the fragrance and foul smell. Do you know how the nose detects smell? Nose is located between the eyes and ...
Read MoreAn ordinary person thinks that we feel thirst due to the dryness of mouth or throat. But in reality, dryness can occur due to many other factors also. When we do exercises, our throat gets ...
Read MoreWe all have two eyes to see. An object emerges the same whether we see it with one eye or the both eyes. Actually, the visual axis of the eyes goes on changing and the ...
Read MoreAll around the world people have skin of different colours. For instance, the people who live in northern Europe have white skin whereas those who live in the western Africa have black skin. People who ...
Read MoreGenerally, there is 3 to 4 litres of blood in the body of normal person. The blood circulates in the arteries, veins and capillaries. We all know that the colour of blood is red in ...
Read MoreWe experience severe pain when some part of our body gets hurt or cut. We don’t feel any pain in cutting our nails. Do you know why is cutting of nails painless? We have total twenty nails ...
Read MoreWe know that all living things grow. It is a natural process. The plants, birds, animals and human beings starts growing up just after the conception. In human beings, the foetus develops in the mother’s ...
Read MoreHearing is one of the amazing senses that human beings and other animals have. We usually don’t pay attention to our hearing and how it works because, with time, it becomes one of the accepted ...
Read MorePeople may take their kidneys for granted, knowing they will work throughout life to keep us healthy and feeling good. But the kidney is a complex structure made up of smaller parts called nephrons. These ...
Read MoreEvery human being sweats, though some sweat more than others. What makes all people sweat and why is it necessary for some to sweat more than others? Essentially, sweating (also called perspiring) is the primary ...
Read MoreBlinking is a seemingly simple action but there are some rather complex reasons for this quick closing and opening of the eyes. But when we blink, what happens in the rest of the body and ...
Read MoreThere are really several reasons that our knuckles crack. But before we get into the details, let’s get a better understanding of just what knuckles are. The body is made up of hundreds of bones, many ...
Read MoreThat’s a very good question. Some people can put air into their system and burp on purpose, but most of the time people burp for very basic health/scientific reasons. The simplest definition for a burp ...
Read MoreWe all know that women have sweet voice as compare to men. Boys at the age of 11 to 12 have feminine voice. But as they grow, their voice starts becoming throaty, whereas the voice ...
Read MoreMany people think that we feel hungry because of our empty stomach but this is wrong. A person, who is suffering from fever, does not feel hungry as they may have an empty stomach. Also ...
Read MoreWe all know that man is warm blooded. The normal body temperature of man always remains stable. The external environment does not affect the body temperature of man. 98.6 degrees F or 37 degrees C ...
Read MoreThere are a several theories about yawning and why people yawn. While medical personnel and researchers have a good idea about the cause, some of the story on yawning remains a mystery. Most people understand that ...
Read MoreKinds, Advantages and Disadvantages There are many opinions and ideas on the subject of massage, ranging from a nice rubdown from a friend or family member to the variety of professional treatments available in a spa ...
Read MoreWhen people ask what percent body fat means, they are usually trying to get information that will help them get into better shape. While many people start diets and exercise programs to “lose weight” there ...
Read MoreIt’s common for people to feel a bit less energetic on cloudy and rainy days. But what is it about this type of day that makes us feel as if we could stay in bed ...
Read MoreThere are scientific/biological reasons for why people blush, of course. But most people want to know what it is in life that makes the face turn more pink or red than normal. The face has many ...
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