Fainting can be said to be a relatively serious condition among human diseases, because fainting usually refers to a situation where a person suddenly loses consciousness. There are many reasons for fainting, and the circumstances of fainting vary from person to person. Some people often faint, which has a great impact on a person's normal life. So what are the causes of frequent fainting? First, urination fainting Some elderly people may fall due to dizziness when they get up to urinate in the middle of the night or early morning, and may also experience a temporary loss of consciousness. However, they will generally regain consciousness soon after being lifted onto the bed. Second, cardiac fainting Some elderly people suffer from hypertension or coronary heart disease. If they are overly excited or drink too much, it will lead to insufficient blood supply to the coronary arteries, which will cause fainting. If they also have angina pectoris or myocardial infarction, the possibility of fainting will be even greater. Third, cerebral fainting When the elderly reach the age of 60, their cerebral arteries will become hardened, and lipids may be deposited in the vascular endothelium, which will increase the resistance of the blood vessels and cause lipids to attach to the blood vessel walls. In this way, the blood will become thicker and the coagulability will increase, which will naturally cause the blood vessel lumen to be narrower and the blood supply to the brain to be reduced. In this case, if they are overtired or suddenly turn their heads, they will faint. Fourth, cervical spondylosis causes fainting As the elderly get older, they will have problems with cervical hypertrophy. Bone hyperplasia will also compress the blood vessels, causing ischemia of the vertebral basilar artery of the cervical spine. When a person's head rotates to the left or right at a large angle, fainting may occur. 5. Hypoglycemia causes fainting Some elderly people cannot ensure sufficient blood sugar levels because they usually eat small amounts. Some people eat OK, but have certain obstacles in digestion and absorption, which causes their effective blood sugar to become relatively low. The brain and heart cannot get enough nutrition, and when they are hungry and active, they will faint. |
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