Low circulating blood volume, caused by blood loss (external or internal), dehydration, or heat exhaustion Impaired circulatory reflexes, caused by many medications, disorders of the nervous system, diabetes, or congenital problems Cardiac syncope: Heart disease causes a person to faint by a variety...
Causes of syncope Emotional stress Drop in blood pressure due to change in position or blood loss Heat or dehydration Arrhythmias(abnormal heart rhythms) Heart abnormalities An oversensitive region in an artery in the neck called thecarotid artery Blood clots in the lung Common symptoms just before...
I have been having what I call "attacks" of this for over a year. At first I feel a bit nauseated and dizzy. I'll go lay down. After a while, my stomach, sometimes upper, sometimes lower, will begin to cramp and all of the sudden, I feel this heat-like sensation in my abdomen...
Heat, emotional distress or pain can cause a faint. Other triggers include standing for a long time, the sight of blood or an alarming event. People who faint are often young and otherwise healthy. Another type of collapse is postural hypotension. This can happen when you stand up quickly,...
If you experience minor fainting episodes caused by suddenly standing up or heat exhaustion,then you may not need to visit an emergency room. An exception is made if falling after fainting has caused damage to your body – including concussions, fractures, or other severe injuries. ...
The article is devoted to assessing the effect of personal respiratory protective equipment on the vital activity of the human body. In the context of the ... S Gorbachev,S Bulychev - 《Occupational Safety in Industry》 被引量: 0发表: 2022年 WORKING SAFELY IN THE HEAT High temperatures can...