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Low Blood Pressure (Hypotension) - Symptoms and Causes

Low Blood Pressure (Hypotension) - Symptoms and Causes

A value of less than 90 mm Hg for the top number (systolic) or 60 mm Hg for the bottom number is typically considered to be a low heart rate (diastolic). Someone else may be ok with what another person considers normal blood pressure. You may feel ill due to low blood pressure, or you may become dizzy and faint. Sometimes, having low blood pressure puts your life in danger. Low blood pressure has its consequences, just like high blood pressure . Several things, including hypotension and severe medical conditions, can cause low blood pressure. Finding the root of low blood pressure is essential so that, if necessary, it can be treated. Are you willing to know about the causes of low blood pressure? Here you can get every detail about this.


Some low blood pressure symptoms are hazy or fading eyesight, dizziness or nausea, fainting, fatigue, difficulty concentrating, and vomiting. Mainly when it lowers suddenly or is accompanied by symptoms, low blood pressure for some people may indicate an underlying medical issue. It can be harmful when blood pressure starts dropping. Significant dips, like those brought on by uncontrollable bleeding, serious infections, or allergic responses, might be fatal. 

The condition known as shock can result from external blood pressure. Shock symptoms include:

  • Confusion, especially in elderly individuals
  • Pallor; a loss of skin colour; quick, shallow breathing; cold, clammy skin; weak, rapid pulse.


It uses millimetres of mercury to measure blood pressure (mm Hg). This has two figures: 

●  Pressure in the systole. The first (upper) number represents the pressure in the arteries while the heart beats.

●  Pressure in the diastole. The Low blood pressure in the arteries between heartbeats is represented by the second (bottom) number.

The following factors affect blood pressure throughout the day: body posture, breathing, food and drink, medications, physical condition, stress, and time of day.

 Some main issues of this:

Low blood pressure may result from several medical issues, including Blood vessels quickly enlarging due to pregnancy-related changes. The adjustments could lower blood pressure.

  • Issues with the heart and heart valves.  You should be well aware about the low blood pressure symptoms.
  • Conditions linked to hormones (endocrine disorders). Like Addison's disease, blood pressure can fall with conditions that affect the parathyroid or adrenal glands.
  • Loss of blood. Blood volume is reduced when there is significant blood loss, such as through an injury or internal bleeding, and this causes a sharp reduction in blood pressure.
  • A severe infection. Septic shock is a life-threatening reduction in blood pressure that can occur when an infection in the body enters the bloodstream.
  • Acute allergic response. A significant decline in blood pressure is one of the signs of a wsevere allergic reaction. This is the leading causes of low blood pressure.


You have Hypotension or low blood pressure when your blood pressure is significantly lower than average. It can occur as a standalone disorder or as a sign of various other conditions. 

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