When is it called high blood pressure?

Pre-hypertension stage (beginning of hypertension): The value is between normal blood pressure and hypertension (systolic blood pressure from 120-139mmHg or diastolic blood pressure from 80-89mmHg).

Hypertension, when systolic blood pressure is 140mmHg or higher or diastolic blood pressure is 90mmHg or higher. According to the World Health Organization, target blood pressure (best blood pressure) is 120/80mmHg.

Some main complications of hypertension

According to statistics, about 80% of patients do not know they have high blood pressure. It is not until they suddenly have a stroke, paralysis, or coma that they know they have high blood pressure.

Hypertension is very difficult to detect, 90% have no typical symptoms, some cases have symptoms of headache, dizziness, light pressure in the chest, or heaviness in the back of the neck...

Some cases When blood pressure increases too high, leading to acute complications, then you or your family members will know you have high blood pressure. In fact, if high blood pressure persists for a long time and is not treated, it will cause heart complications such as angina, myocardial infarction, heart failure...

High blood pressure can cause brain complications such as hemorrhage. Cerebral blood pressure, cerebral embolism and kidneys will also be affected by prolonged high blood pressure such as kidney failure.

Hypertension can damage the fundus of the eye, manifesting as blurred vision, hemorrhage, exudation, and papilledema. In addition, high blood pressure can also cause vascular complications such as aneurysm or arterial wall separation...

Why does the risk of high blood pressure increase in cold weather?

We know that blood pressure is the force of blood acting on the heart and artery walls, so cold weather stimulates the central nervous system, increasing vessel wall contraction, thereby leading to increased blood pressure.

If a person with high blood pressure experiences a sudden cold (just lying under the blanket, waking up suddenly cold, or a person with high blood pressure takes a bath, washes with cold water, or a person with high blood pressure leaves the house when the outside temperature is cold). low weather...) can easily cause a sudden increase in blood pressure.

Cold weather will increase blood pressure, sudden cold will be even more dangerous, blood pressure suddenly increases due to sudden vasoconstriction.

People with high blood pressure who experience a sudden cold will easily get cold and lose heat. The more cold they become, the colder the body will become, causing the blood vessels to contract strongly, causing blood pressure to suddenly increase.

If not treated promptly, it can cause complications such as stroke, coma, and death.

Doctor's advice

High blood pressure increases the risk of stroke, especially when exposed to sudden cold. Therefore, to prevent stroke, the elderly and people with hypertension and cardiovascular disease need to pay attention to controlling their blood pressure. yourself (measure your blood pressure once a day or at least once a week).

You should eliminate bad habits such as smoking, coffee, drinking alcohol, eating salty foods, eating greasy foods...

For people with high blood pressure, it is necessary to follow the medication according to the instructions of the treating doctor. This means that you must take high blood pressure medication as prescribed by your doctor, absolutely do not automatically increase or decrease the dose or automatically change the medication, and do not forget to take your medication every day.

There are many groups of drugs to treat high blood pressure, in each group there are many different brands, while almost every drug has side effects, but fortunately there is a type that only works for this person and does not affect the patient. cause side effects for others.

Therefore, people being treated for high blood pressure for the first time, after taking the medicine, if there are side effects, they need to contact their doctor or automatically come back for a check-up so that the doctor can adjust the medicine appropriately. .

You need to exercise regularly and gently, and in cold weather you should only exercise indoors such as walking, doing morning exercises, breathing deeply, massaging joints...

What should be done to prevent sudden increases in blood pressure when cold?

To prevent sudden high blood pressure, people, especially the elderly with high blood pressure, should stay in airtight rooms when it is cold, avoid drafts and should limit leaving the house early in the morning, especially is when it is cold or accompanied by rain or wind.

If you cannot avoid leaving the house at work, you need to dress your whole body warmly (warm enough clothes, a warm scarf around your neck, warm socks on your hands and feet, a hat on your head, shoes on your feet and a mask).

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