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Low blood pressure, high blood pressure, can insufficient blood supply to the brain lead to dizziness?
First, will low blood pressure lead to headache caused by insufficient blood supply to the brain?

I will. Systemic hypotension can lead to insufficient blood supply to the brain, causing headache and dizziness. You can take some drugs properly and pay attention to diet and life to improve.

Introduction: It is certain that low blood pressure will lead to headache. Hypotension will reduce the blood volume, the organic matter provided by blood will be greatly reduced, the local tissues of human body will be ischemic and anoxic, and of course, arterioles will also have spasms, so hypotension will also cause headaches. I can give you some instruments to raise your blood pressure.

1, appropriately increase the amount of salt, drink more water, and more water can increase the blood volume of human body.

2. increase nutrition. Eat some tonics that are beneficial to regulating blood pressure, such as ginseng, astragalus, and Shengmai drink.

Patients with physiological hypotension have no conscious symptoms except that arterial blood pressure is lower than the above value. After long-term follow-up, there are no abnormalities such as ischemia and hypoxia in various organs of the human body, and the life span is not affected. Physiological hypotension is common in young women, especially slim women, and it is not uncommon for women who often engage in large-scale activities and heavy physical labor. Its hypotension is usually related to high vagal tone.

Pathological hypotension (hypotension) is often accompanied by general weakness, dizziness, fatigue, sweating, palpitation and other symptoms. In addition to the decrease of arterial blood pressure, the above symptoms are more obvious when standing for a long time or changing from lying position (or sitting position or squatting position) to standing position, and even syncope occurs. Hypotension is divided into acute hypotension and chronic hypotension. Acute hypotension is more common in all kinds of shock and acute cardiovascular diseases. Chronic hypotension may have a genetic tendency, or it may be secondary to some nervous system diseases, cardiovascular diseases, chronic malnutrition, endocrine dysfunction, the recovery period of infectious diseases, the use of some antihypertensive drugs, etc., often accompanied by corresponding discomfort and abnormal examination. For young women, it is not morbid to have lower than normal arterial blood pressure without any conscious symptoms.

Second, how to alleviate the problem of insufficient blood supply to the brain

1, reasonable diet

Eat more blood-enriching foods, foods containing iron, carotene and lycopene. Such as red dates, Nostoc flagelliforme, carrots, day lilies, tomatoes, mangoes, etc. Paying more attention to the intake of the above nutrients in the daily diet of the elderly can improve the problem of insufficient blood supply to the brain. For the elderly, their physical fitness is poor. If they don't pay attention to a healthy diet, they are easily troubled by diseases.

Step 2 comb your hair

Combing hair is beneficial to promote blood circulation in the brain and relieve mild symptoms of cerebral blood supply deficiency. When combing your hair, comb it backwards from the right temple along the ear root, and then comb it backwards from the left temple along the ear root; Then, comb from Baihui point forward and backward to the middle and sides of the back neck, and comb each part for about 120 times. Comb twice a day.

3. Avoid getting up and raising your head violently.

Middle-aged and elderly people with insufficient cerebral blood supply should remember to stand up suddenly or raise their heads sharply, which will aggravate the symptoms of insufficient cerebral blood supply. Usually, you must pay attention to sitting down and getting up slowly, especially when you squat down and get up again.

4. Don't get up early in cold weather.

When the weather turns cold, the elderly should not get up too early, especially not do morning exercises. Because blood vessels tend to contract when the temperature is low, it will lead to insufficient blood supply. So don't go out early in the morning and one night in winter, and you can simply exercise when the temperature rises at noon.

Step 5 Exercise properly

People with insufficient blood supply to the brain are advised not to play basketball, but to choose appropriate sports step by step, such as walking, jogging, aerobics, Qigong and Tai Ji Chuan. Adhere to daily 1 hour exercise, with the principle of not feeling tired and nervous.

Step 6 keep in a good mood

Keep a happy and comfortable mood, don't get angry, get angry. Think less and move less, so as not to get angry and induce heart and brain diseases. Heart fire is strong in summer, so TCM health experts suggest reducing thinking, especially the troubles involving many interpersonal relationships, so as to avoid heart fire and induce cardiovascular and cerebrovascular diseases.

3. What are the clinical symptoms of cerebral ischemia?

clinical picture

1, abnormal mental consciousness

If you always want to sleep, sleeping in a daze all day is not caused by excessive fatigue, but a precursor to insufficient blood supply to the brain. Some people show insomnia, some people have some personality changes, such as loneliness, reticence or indifference, some people are multilingual and lack patience; Some of them may have a short-term loss of consciousness or mental decline, or even lose their normal judgment, which is related to insufficient blood supply to the brain.

2. Motor nerve dysfunction

This omen is the most common. Due to insufficient blood supply to the brain, the nerves in charge of human motor function are disordered, such as sudden mouth deviation, salivation, difficulty in speaking, unclear pronunciation, aphasia or inability to express meaning, difficulty in swallowing, weakness or immobility of one limb, falling of an object, unstable walking or sudden fall, and spasm or pulsation of some limbs.

3, sensory dysfunction

Due to insufficient blood supply to the brain, the analysis area, sensory organs and sensory nerve fibers of the brain are affected, which are often manifested as facial numbness, tongue numbness, lip numbness and numbness of one limb or foreign body sensation; Some people can't see clearly, or even suddenly become temporarily blind; Many people will suddenly feel dizzy; Some limbs have spontaneous pain; Others suddenly developed tinnitus and hearing loss.

4. What diseases need to be differentiated from cerebral blood supply insufficiency?

1, focal motor epilepsy

Focal motor epilepsy should be differentiated from TIA of internal carotid artery. Most of them are brain organic lesions, which are common in young people. Mostly a series of repeated convulsions of a limb or a certain part of the body. Most of them occur in an eyelid, finger or toe, and can also involve a face or limb end. After a more serious attack, the attack site may leave temporary paralysis of the affected muscles, that is, Todd paralysis. Occasionally, local convulsions last for hours, days or even weeks, and then become persistent partial epilepsy. Ask about the history of epilepsy, brain lesions can be found by CT scan or MRI, and epileptic waves can be found by EEG. Antiepileptic drugs can control the seizure and can be used for differentiation, while EEG examination of internal carotid artery TIA seizure is normal.

2, inner ear vertigo

It should be differentiated from vertebral-basilar artery TIA, which is similar to vertigo, but TIA is more common in the elderly, and inner ear vertigo is more common in young and middle-aged, accompanied by tinnitus. The onset of inner ear vertigo lasts for a long time and can be gradually relieved after a few days. Examination of nervous system showed no signs of localization, especially no signs of brain stem localization. Mannitol and symptomatic treatment are effective.

3, syncope attack

Syncope attack is more common in young women, which refers to sudden transient loss of consciousness. It is a transient loss of consciousness caused by temporary extensive cerebral blood supply deficiency, which is often caused by physical factors, such as hypoglycemia, alkalosis, brain tissue damage, etc., and can also be secondary to cerebral blood circulation disorder. Its clinical features are acute attack and transient loss of consciousness. Patients often have precursor symptoms about 1 minute before syncope attack, such as general malaise, blurred vision, tinnitus, nausea, pale face, cold sweat, weakness of limbs, etc., and then syncope occurs soon. During syncope attack, autonomic movement and sensation are lost, sometimes apnea, bradycardia and even cardiac arrest occur, and it is difficult to feel the pulse of radial artery and carotid artery.