Hypotension is the condition in which the pressure of blood flowing in the arteries is lower than the normal levels. Hypotension is also known as low blood pressure. Generally, blood pressure fluctuates greatly during the day. It is lower when a person is sleeping and is increased when he or she awakes.
The heart is a muscular organ of about the size of a closed fist that functions as our body’s circulatory pump. When the blood flows with lower pressure than normal levels due to hypotension across the blood vessels, complications may arise. Learn more about your heart anatomy and function.
Low blood pressure is commonly experienced among women during pregnancy. It is usually not a cause of worry until you may experience certain symptoms such as dizziness, fainting etc. After the delivery of your child, the blood pressure reading will come to normal and won’t lead any complications.
When your doctor monitors your blood pressure, it’s denoted with two numbers, with one number on top (systolic) and one on the bottom (diastolic). This can be denoted like a fraction - 120/80 mm Hg. The top number is called systolic blood pressure. The bottom number refers to the diastolic blood pressure.
Blood pressure can be measured manually or automatically. Both of the methods and the devices used are discussed in this article. A device called sphygmomanometer is used to measure the blood pressure. It is also known as blood pressure meter, blood pressure machine or blood pressure monitor.