exposure to cold air
Everyone knows how difficult it is to stay in an unventilated area for a long time: headache starts to ache from stuffiness, lethargy, weakness, drowsiness appear … Many people explain this by the lack of oxygen. And they are mistaken.
In the air of a poorly ventilated room, the oxygen content decreases so slightly that it can not have any negative effect on the body. Glory, for example, about the beautiful air of Kislovodsk spread throughout the world. And in this city. Continue reading
The first menstruation (it is called menarche) is an important event in the girl’s life. Unexpectedly, she, as a rule, does not happen – older girlfriends inform. And under the influence of these conversations, some girls are even afraid of the onset of menstruation. Unfortunately, for some reason, many mothers are embarrassed to talk with their daughters about this in detail, limited only to hygienic advice. Continue reading
Spasm of the bronchi is usually accompanied by shortness of breath, difficulty breathing. A person is not able to cough up, free his lungs from sputum. This is primarily due to a sharp narrowing of the bronchi and a violation of their patency. The combination of these symptoms, or, as experts say, bronchospastic syndrome, is often observed in bronchial asthma, chronic bronchitis, emphysema of the lungs. Continue reading