Hypertension and Blood Pressure

Why Can You Get A High Blood Pressure?

Last updated on December 20th, 2022 at 06:14 am

An estimated 1.13 billion people worldwide have high blood pressure, and most (Two thirds) of patients live in low- and middle-income countries. In 2015, one in four men and one in five women had high blood pressure. Less than one in five people with high blood pressure has problems under control. high Blood pressure is a leading cause of premature death worldwide. non-communicable diseases A global goal in the field is to eliminate the prevalence of hypertension by 2025 25% reduction in rate (from 2010 baseline). Causes of high blood pressure is the result of a variety of factors, including high blood pressure risk factors including genetic Factors, age, and a variety of unhealthy lifestyles.

Why Can You Get High Blood Pressure?

It is generally believed that genetic factors account for about 40% in proportion, and environmental factors account for about 40%. About 60% of the children have hypertension, the parents have high blood pressure, and the probability of the disease in the children Up to 46%, about 60% of hypertensive patients can be asked to have hypertension family history. High blood pressure due to environmental factors more.

  1. From the perspective of diet, the more salt intake, the blood pressure level and the risk of, The higher the disease rate.
  2. Smoking can cause sympathetic nerve endings to release norepinephrine, Raises blood pressure and can damage monoxide through oxidative stress Nitrogen-mediated vasodilation, causing an increase in blood pressure.
  3. Hypertension is also related to mental stress strong>, urban mental work The prevalence of hypertension is higher than that of manual workers, and those engaged in mental stress Occupations with a high degree of occupation are more likely to develop high blood pressure and live in noisy Hypertension is also more common in people with hearing loss in the acoustic environment.
  4. Overweight or obesity is an important risk factor for elevated blood pressure. Weight is often an indicator of obesity, generally using body mass index (BMI), that is, weight (kg) divided by height (㎡), (20 ~24 is the normal range), about 1/3 of hypertensive patients have varying degrees of Obesity, blood pressure was significantly positively correlated with obesity, and the type of obesity was associated with High blood pressure is closely related, and abdominal obesity is more likely to develop high blood pressure.
  5. There are many drugs that can also cause high blood pressure, especially oral Birth control pills, many women on oral contraceptives have elevated blood pressure and related to the type and duration of medication, women over the age of 35 are more likely to Elevated blood pressure is likely to occur. Adrenal glucocorticoid drugs, medium Central nervous system drugs, antipyretic and analgesic drugs and traditional Chinese medicine licorice and Ephedra can both lead to increased blood pressure.
  6. 50% of patients with sleep apnea hypopnea syndrome have high blood pressure.

Strictly speaking, drug-induced hypertension and obstructive sleep apnea Hypertension caused by the syndrome is a type of secondary hypertension. Stop using medications, such as high blood pressure, caused by oral contraceptives. Blood pressure can return to normal 3 to 6 months after discontinuation of contraceptives. while sleeping After sleep apnea is significantly improved, blood pressure will also improve. Secondary hypertension is often caused by certain diseases, and there is usually a These characteristic clinical manifestations, accounting for about 5% of all hypertensive populations, does not belong to our common type of high blood pressure, so it will not continue.

Types of Blood Pressure

Whether the blood pressure value is normal is related to human health. many people noticed that their blood pressure was high, but few people paid attention to the low blood pressure problem. Hypertension is common, but hypotension is more common in young women, It is not uncommon among middle-aged and elderly people. The so-called low blood pressure, is the adult Upper extremity blood pressure lower than 90/60mmHg, according to the cause can be divided into Rational hypotension, pathological hypotension.

  • Physiological hypotension refers to some healthy people whose blood pressure measurements are Low birth rate, but no discomfort symptoms, long-term, system organs There will be no ischaemia and hypoxia. This is more common in the body Thin young woman. In addition, blood pressure has “ageing” changes, will gradually increase with age.
  • Pathological hypotension, in addition to lower blood pressure, is often accompanied by The same degree of symptoms and certain diseases. This often occurs when severe heart disease such as myocardial infarction, severe infection, heavy bleeding, etc., Blood pressure drops sharply, and in severe cases, syncope and shock may occur.
    • In pathological hypotension, two conditions warrant vigilance. One is orthostatic hypotension and the other is postprandial hypotension.
  • Orthostatic hypotension is the sudden rise after getting up or sitting or squatting for a long time, Symptoms such as dizziness and dizziness occur instantaneously, which often occur after sudden changes It is more common in older adults when in the body position. To avoid falls, When you get up suddenly, the movement should be as slow as possible, preferably with slight Preparing the limbs for activity and giving the body enough time to adjust Helps promote the return of venous blood to the heart.
  • Postprandial hypotension refers to low blood pressure that occurs after a meal and is caused by After a meal, a large amount of blood is distributed to the gastrointestinal tract, leading to blood The blood supply to the tube is reduced, and the blood pressure regulation reflex ability cannot keep up. It is also more common in the elderly.

In view of this situation, control the diet, you can eat less and more The way of eating, be sure to avoid overeating, and try to eat as many kinds of foods as possible, eat fewer carbohydrates with high sugar content, increase protein, etc. Nutrients.

How to improve low blood pressure?

Patients with severe hypotension can be treated with drugs, and for mild symptoms For those who are micro, it can be intervened in many aspects such as diet and life.

  1. Drink more water to increase blood volume.
  2. Drinking coffee and strong tea in moderation can help to increase blood pressure.
  3. Do more isometric exercises.
  4. Properly increasing salt intake can help to increase blood pressure.

Read about, What is HRV value in ECG report?

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