Doctor insights on:
What Is Considered Dangerously 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 moreSee 1 more doctor answer
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
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
Relative: Low blood pressure would, i suppose, be defined by most of us as a mean pressure < 50-60mmhg (big number + 2*small number / 3 is a rough estimate) but the clinical answer is that unless you're symptomatic (dizzy, lightheaded, passing out) almost any BP is ok. High is any systolic number that is usually > 140 or bottom usually > 90. ...Read more
Depends: Low blood pressure is only dangerous if it is impairing adequate oxygen delivery to meet the needs of vital organs of the body, or if it signifies an underlying process that is dangerous if it worsens (e.g. Diffuse bacterial infection, or toxin poisoning). The actual number, in and of itself, is not dangerous if all organs remain working fine. ...Read moreSee 1 more doctor answer
Depends: BP varies from person to person and even hour to hour. However if it drops too rapidly, it signals something being wrong with your cardiovascular system. When the pressure drops rapidly or gets low enough, there may not be enough blood going into the organs especially the brain. The end result may be fainting, shock, and even death. ...Read moreSee 1 more doctor answer
What is high BP?: A level of blood pressure that has been proven to shorten ones life and a level of BP that if treated prolongs ones life. The best is to be below120/80. However for treatment we use 135/85 at home as high. At your age above 135/85 at home would be consider HTN that needs to be lowered. Always try DASH diet first. ...Read moreSee 2 more doctor answers
Multiple side effect: Low blood pressure can result in dizziness or can cause someone to pass out. It also may cause decreased kidney function and other organ dysfunction due to reduced blood flow. People may also feel fatigued and washed out due to hypotension. ...Read moreSee 1 more doctor answer
Could be.: Very high pulse and low BP is a harbinger of shock. Could also be associated with vasovagal reaction - the typical "swoon." everything needs to be interpreted in context, but in general this combo signals that something ain't right. It is not dangerous in and of itself, but underlying problem needs correction. ...Read more
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
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
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