Sometimes it seems to us, that we keep his life (and sometimes the lives of loved ones) under control. But this is an illusion, in fact, we do not control even their own body, scientists say. What are the functions of our body, we can not take control?
Our body is a well coordinated system, and every cell in it is responsible for its own function. Scientists tell us that we are constantly taking place in the body of a variety of processes, for which we can not influence.
You can not stop yawning. Yawning - one of the most intriguing features of the human body. Some scientists call it the body's natural reflex, which allows you to inhale more oxygen. There is also a theory that yawning affects brain thermoregulation and helps to cool it.
Saliva is produced constantly. The salivary glands produce daily from 1 to 2 liters of saliva and it is constantly flowing into our mouth. Its purpose moisten the food, so it was easier to swallow, and it contributes to its digestion. Basically saliva is water, but there are some enzymes. Saliva also kills the bacteria, thereby preventing the development of infections in the oral cavity.
Involuntary wince. Probably everyone has experienced it for yourself, when you fall asleep and suddenly the whole body seemed to cringe. Sometimes this may be accompanied by a hypnotic breakthrough sensation of falling. Scientists still do not know why this is happening. There is a theory that this is associated with muscle tension throughout the day, and relaxed when we go to sleep.
Rupture of the muscle fibers. Permanent muscle fiber tear may be the cause of the pain that we experience when doing sports. But just because our muscles can grow and mature. During rest the body after weight training works to renew torn fibers "fuses" them together to form miofibrily - new muscle protein filaments. Each time, they are becoming more and they thicken - forming muscle strength.
Hair loss. With the man's head falls about 100 hairs every day. And this is perfectly normal. Even excessive hair loss is due to a temporary deterioration of physical or emotional condition, does not become the cause of baldness. This is possible only if the new hair will no longer grow.
nail growth. On average, human nails grow by 2.5 mm per month. Scientists believe that the more you cut the nails, the faster they grow. And they say that in the dominant hand nails grow faster. It is also interesting that fingernails grow faster during the day in summer.
Formulation gas. The human body produces 0.5 liters to 2 liters of gas per day. The average person admits gases from 13 to 21 times a day and this is the normal function of a healthy body.
Also be sure to ask about why our jaw makes strange sounds and when to worry
