Understanding Immunity and the Immune System

All people want to be healthy. Indeed, not only the physical, but also the psychological state of a person depends on it: the desire to live, create and just enjoy every day. But why sometimes the immune system and the immune system fail?

In simple terms, everyone knows what immunity is. This is what is responsible for the health of every person. But if you dig deeper and delve into the essence of things, then the work of the immune system is a huge enterprise, a whole chain of mechanisms of the human body, which is responsible for its safety, protects against the effects of any viruses and bacteria dangerous to health. What immunity and the immune system actually do: they recognize cancer cells, remove toxins, neutralize free radicals, and kill various viruses and microbes that enter the body. The very essence of the work of human immunity is to preserve health in any way.

Structure

Immunity and the immune system are born with a person and die with him. But it should be noted that the immune defense can be of several types: both innate and acquired. If everything is clear with the first, because it has existed since ancient times and developed together with man, then the second is external health assistants. Congenital defense is a cough, runny nose, vomiting and diarrhea, as well as other manifestations of the body, with which he tries to get rid of "unwanted guests" - various viruses and infections that threaten human health. The acquired immune defense is various vaccinations, as well as the stamina of the body, which arose as a result of previous diseases: rubella, chickenpox and the like.

But the human immune system and immune system may not always be in perfect condition. And such important health elements sometimes also cause various malfunctions. Such diseases are dangerous because when the immune system is damaged, the whole body suffers from this, because it simply turns out to be unprotected against many dangers. They are divided into two large groups: autoimmune diseases, when the body takes its own tissues as hostile and attacks itself (arthritis, sclerosis, diabetes mellitus, etc.); immunodeficiency, when the immune system and the immune system do not work at full strength or simply refuse to fulfill their duties. Most often, diseases such as hepatitis C, AIDS, tuberculosis are associated with this.

It should be noted that the immune system and the immune system are able to receive outside help. Simply put, you can constantly improve your health in various ways. The simplest and least cost of them: proper, balanced nutrition, healthy sleep and sufficient rest to restore strength, an active lifestyle and moderate physical activity. Good effect on immunity is the consumption of vitamins, stay in the fresh air. Hardening also helps a lot - it makes a person stronger and more durable. Teaching children such methods of maintaining their body is necessary from early childhood, explaining what immunity and the immune system are. An essay in this case is an excellent assistant. Also, as an auxiliary material, you can use various articles, notes of doctors.