Whenever we go to the Doctor for a checkup first they check blood pressure, using a sphygmomanometer or blood pressure machine. Do you know the reason behind it? why they do. So I’ll explain to you know what is blood pressure, types of blood pressure, causes symptoms like headache, dizziness, etc how to prevent this.


What is Blood Pressure?

Blood pressure is used to know the strength of circulating blood on the walls of blood vessels. when blood moves through the body, it pushes against the side of the blood vessels. that pressure is called Blood pressure.

It is measured in millimeter of mercury (mmHg)

chart of blood pressure level
Chart of Blood Pressure level

Blood pressure consists of two type

  • Systolic blood pressure
  • Diastolic blood pressure
Systolic Blood Pressure

Systole or Systolic blood pressure is when your heart beats, it gets squash and blood passes through arteries round the body. The lower chambers are called ventricles through which blood comes out. When this happens on the blood vessel we called Systolic blood pressure.

The normal resting systolic blood pressure in an adult is 120 mmHg. The reading of 140 or more means you have high blood pressure (also called Hypertension).

Diastolic blood pressure

Diastole or Diastolic blood pressure is when your heart refills with the blood in the chamber. The upper chamber is called atria through blood get inside of the heart, when this process happens we called Diastolic blood pressure.

The normal resting diastolic blood pressure is an adult is 80 mmHg.The reading of blood pressure less than 60 or more means you have low blood pressure (also called hypotension).

Causes of Blood Pressure

Blood pressure problem consists of two types like

Hypertension(High blood pressure) and Hypotension(Low blood pressure)

By Ian Furst – Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=78140996
Hypertension or HBP

HBP or Hypertension is a condition where the blood pressure levels are getting increased continuously. When the reading shows 140 means you are having Hypertension and it is also called HBP.

Causes of High blood pressure

The main reason behind HBP is a lifestyle due to that we are facing many problems like stress, physical inactivity, smoking, obesity, consuming too much salt, age, family history.

Symptoms of High Blood Pressure

High blood pressure doesn’t show any symptoms, there is the only way to know HBP is to consult the doctor. In extreme cases, some symptoms show like.

  • Severe Headache
  • Chest Pain
  • Irregular heart rhythms
  • Difficulty in breathing
  • Dizziness

High blood pressure likely leads to many unwanted diseases, if you were not able to control it. the problem like arise Damage to arteries, brain, heart, kidneys, and eyes.

Precaution from Hypertension

We have seen how it can impact your health so now we will check how to avoid this type of disease using a few key points.

Be Active physically:

To prevent the High blood pressure you need to do physical exercises like running, walking, bicycling, using this activity regularly it will improve the heart and breathing rates.

Avoid Smoking:

If you smoke regularly and you have a high blood pressure problem then try to avoid smoking, when you smoke pressure level gets high due to stroke can cause.

Cut down sodium:

It’s better to reduce sodium consumption. On average sodium, consumption should not more than 2,000 mg per day.

Diet Follow:

You need to follow the proper diet, this is the main factor you should know how much calories, proteins you are consuming. Especially eat green vegetables, fruits like banana, which has a good amount of potassium.

Reduce Alcohol Consumption:

Try to avoid alcohol because it will increase the level of blood pressure. According to the CDC’s Alcohol and Public health for an adult male can drink 2 glasses of alcohol for a women-only 1 glass.

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Hypotension is a condition where the blood pressure levels are getting lower continuously. when the reading shows 60 means you are having Hypotension and it has three types of hypotension

  • Orthostatic Hypotension
  • Neurally mediated Hypotension
  • Severe Hypotension

Orthostatic Hypotension :

It is a condition where you will feel dizzy or lightheaded when standing up from lying or sitting. Because the body is not able to adapt blood pressure suddenly when the position gets change, this happens only for a second.

Neurally mediated Hypotension :

In this condition where blood pressure gets drop after standing for a long time due to that, we feel dizziness, nausea, and fainting.

Severe Hypotension:

Severe hypotension can lead to heart stroke and organ failure, in this condition where oxygen is not able to reach the organ. This type of situation is called a life-threatening condition.

Causes of Low blood pressure

The reason behind of Hypotension is low blood pressure and headache, the low volume can cause anemia, hormonal changes, medicine effects, heart problems, and food diet.

Symptoms of Low Blood Pressure

Some of the symptoms which you may feel when you have low blood pressure.

  • Headache
  • Dizziness
  • Fainting
  • Blurry vision
  • Weakness,
  • Chest pain
  • Sleepiness

There are a few symptoms usually found under Low Blood Pressure.

Precaution from Hypotension

How you can prevent from hypotension following some a few key points.

Drink water: Drinking more water will improve the fluid which helps to prevent from dehydration.

Consume Salt: If you have hypotension then only eat more salty food which can improve the blood pressure level.

Posture change carefully: whenever you changing posture from lying to sitting or standing don’t directly change wait for a second then do.so in the meantime blood pressure will maintain automatically.

Follow a healthy diet: This is the main factor if your diet is proper then you will get all the vitamins, proteins for that you need to eat fruits, vegetables, and pulses.


We have seen what is blood pressure how it can impact on your health, how we can prevent it. Hypertension is more serious than Hypotension, low or high blood pressure can cause a headache or many other symptoms.so regularly do the checkup. Always consult a doctor if you’re facing any problem regarding your health or any step you want to take.


When blood pressure is low or high do I feel a headache?

In both hypertension or hypotension blood, pressure and headache will feel.

Can I measure blood pressures at home?

Yes, you can check, for this, you need to buy a machine to check you can buy from online or a store.

What will happen if blood pressure is 300?

This type of situation called hyper extensive crises, in this situation stroke can cause.

What blood pressure causes stroke?

Blood pressure causes stroke varies upon, age, region.

Is there any blood pressure calculator available?

Yes, there are many calculators available online.

Was this article helpful?


Suchit · 14/01/2020 at 9:36 AM

I found this post informative.

    Gagan · 14/01/2020 at 9:55 AM

    Thanks for your response.

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