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Doctor insights on: What Is Considered A Low Blood Pressure Reading

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Dr. Jerome Zacks
634 doctors shared insights

Hypotension (Definition)

Hypotension is defined as "low blood pressure". Blood pressure is measured as two numbers and expressed as systolic blood pressure (sbp) / diastolic blood pressure (dbp). The sbp is the pressure that is generated when the heart squeezes. Dbp occurs when the heart relaxes. 120/70 is considered normal in adults. Less than 100/60 (of either number) can ...Read more


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Can low blood pressure be caused by weight loss? My last 3 blood pressure readings (over 2 mths) were 80/66, 89/62 and 90/66. I have lost 35 kilos in the last year

Can low blood pressure be caused by weight loss? My last 3 blood pressure readings (over 2 mths) were 80/66, 89/62 and 90/66. I have lost 35 kilos in the last year

Yes it is expected: Yes, weight loss does lower the BP. If you do not feel dizzy or light headed while trying to get up and stand up, it is an OK BP. But you must eat healthy and be less drastic in your Dieting. ...Read more

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My grandma, Is having a very low blood pressure. Symptoms: Sweating. Readings below... Sys. 106 mmHg , DIA. 67 mmHg Pulse/min 87. what should I do ?

My grandma, Is having a very low blood pressure. 
Symptoms: Sweating.
Readings below...
Sys. 106 mmHg ,  DIA. 67 mmHg
Pulse/min  87.
what should I do ?

Dehydration: She maybe dehydrated. Ask her to drink more water. 6-8 glasses a day and avoid BP meds. If symptoms persist please have her see a doctor. ...Read more

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What is considered a high blood pressure and what is considered a low blood pressure?

What is considered a high blood pressure and what is considered a low blood pressure?

There is a range: Generally the diastolic (lower number) must be over 90 to consider it hypertension. The range for the upper number (systolic) is broader but is a problem when over 130. The low end is about 50 diastolic but tolerance for this varies. ...Read more

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What is considered low blood pressure?

Just a number: Well 120/80 has been considered average. Under 100 is getting low. But what is more important is how do you feel. If you feel well, i would not worry about a low blood pressure. Actually people with a low blood pressure live longer. I have seen patients with a pressure of 80/60 who feel quite well. ...Read more

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What is too low blood pressure considered?

What is too low blood pressure considered?

Hypotension : Low BP is considered ok unless you have symptoms such as dizziness or lightheadedness. ...Read more

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When is low blood pressure considered dangerous?

When is low blood pressure considered dangerous?

Causes fainting: When your blood pressure is too low, you do not get enough oxygen to your brain and people feel lightheaded, dizzy or like they are going to faint. That is dangerous, but the most common cause of low blood pressure is not enough fluids or dehydration. If you are still having low blood pressure and feeling dizzy after drinking at least 64 oz per day, then you should see your doctor. ...Read more

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What is considered to be low blood pressure in men?

What is considered to be low blood pressure in men?

Below 90: Blood pressure in men or women where the systolic (top) number is less than 90 is almost always too low and results in dizziness, light headedness and fatigue. Anyone used to higher numbers having the symptoms with systolic below 100 should have a workup to find and treat the cause is recommended. ...Read more

Dr. Ralph Wharton
2 doctors shared insights

Blood Pressure (Definition)

Blood pressure is a measurement of the force placed on the blood vessels and is comprised of the "systolic" pressure (the top number on a blood pressure meter) which is the peak pressure when the heart is pumping, and the "diastolic" pressure (the bottom number on a blood pressure meter) which is the pressure during the resting phase ...Read more


Dr. Jerome Zacks
1,311 doctors shared insights

Abnormal Blood Pressure (Definition)

Abnormal blood pressure is a symptom in which a person's blood pressure is much higher or much lower than it should be for his age and body size. If either the systolic (upper number) pressure or the diastolic (lower number) pressure is not in the normal range, then the ...Read more