Blindness | The survival encyclopedia

For tourist: Sunstroke

Solar radiation in the form of long or strong exposure to ultraviolet rays can cause a person sunstroke - A phenomenon similar to thermal shock, and on bare skin or mucous - burns. Even a safe form of burns as "perezagar" spoils the memory of the entire route and causes painful feelings from the backpack straps on the shoulders of a tourist. In particular usmotritelnym should be on snow and water. Reflected from the surface of snow or light aqua just causes burns on the lips, ears, nasal mucosa, chin. Special type of burn is a burn the mucous membranes - the so-called snow blindness, Read more [...]
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Vitamin deficiency and malnutrition

For normal functioning of the human body must receive not only from food proteins, carbohydrates, minerals, and vitamins. The lack of food of certain vitamins vitamin deficiency causes a corresponding and related diseases. So for example: Night blindness occurs when a lack of vitamin A. Its symptoms - reduction of visual acuity in the twilight, night blindness. Body skin is dry, scaly; in case of boils (ie, multiple abscesses on the body) need to eat more greens and liver of animals; at the first signs of scurvy, caused by lack of vitamin C (ascorbic acid), appears pale skin, cyanosis Read more [...]
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Prevention and treatment of diseases in the Arctic

The most typical Arctic diseases can be considered pathological condition caused by exposure to cold on the body. They are very diverse and vary widely from mild and relatively favorable forms (respiratory catarrh) to severe clinical lesions (frostbite, total freezing). Long stay human in a low temperature, especially in windy weather, with enough warm clothes, no shelter and no means heating can lead to a general cooling of the body. Contribute to freezing will overwork, malnutrition, blood loss, etc. Freezing - this is not just a physical process of cooling and glaciation, and the complex Read more [...]
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The Survival in the wild nature - how correctly to behave, it having appeared in an emergency situation. Ability to find a way out from any situation: to kindle a fire, to put traps, to prepare food, to arrange dwelling and a lodging for the night; to learn to knit knots, to clear water, to be guided by districts, correctly to choose equipment, a knife. Also you can download directories to tourists, encyclopedias survivals, video Bear Grills to Survive at any cost (Man vs. Wild).