In winter increases the appearance of some health problems, especially with regard to respiratory tract infections, upper and lower, especially in children and the elderly. The respiratory device only in the human body that connects to the constant contact with the external environment through the processes of inhalation and exhalation, so it was the respiratory tract of most organs of the body vulnerable to infections of viral and bacterial infections and not privileges defense created by God along the respiratory tract have been able to these infections influence severe respiratory health and threaten human life fully, for example, we see that stateless persons or visually impaired, these defenses such as patients with AIDS and tuberculosis Osw severe nutrition are more susceptible to bacterial respiratory tract infections and complications.
Almighty God created the respiratory group of immune defenses and self-by which our body to overcome the respiratory complete these infections and thus a full recovery, God willing, and these defenses as follows:
1.
Sneezing: a vigilant guard to expel any foreign material into the nose.
2.
Filaments Nose: It works like a sieve or filter that traps dust particles entering with the air.
3.
Nasal mucus and Meanders: in which the atoms stick to dust, dirt and bacteria that have entered the twelve breathing.
4.
Cough: a guard and constantly alert to the trachea to expel any foreign matter such as bacteria or viruses.
5.
Cilia animation: there are along the trachea and moves in one direction from the bottom to the top to expel foreign objects.
6.
Cells of the immune system: There are a large number along the lining of the respiratory system and function to attack viruses and bacteria.