The effect of cold on the entire surface of the body, when its temperature drops below 35 °, causes a general cooling of the body. Prolonged action of low temperatures can lead to freezing, while body functions are inhibited, until their complete extinction. However, one should not think that when freezing the body temperature reaches zero. A person dies when his body temperature drops to 17 – 25 °. Continue reading
For a long time, a person has been trying to learn how to manage his mood, stimulate work capacity, take measures to calm down … Many consider tobacco smoking to be one of such means.
The fact is that the alkaloid nicotine contained in tobacco has a two-phase effect on the nervous system, causing its short excitement, which is quickly replaced by a phase of inhibition, depression. A smoker, agitated by an unpleasant conversation or news, tries to draw on a cigarette sooner: he knows that after a few puffs, nicotine will “calm his nerves”. Continue reading