The Apple iPhone SE is a development of the 5S, taking the same design but refining it slightly with features such as matte edges. It measures 123.8 x 58.6 x 7.6mm and hits the scales at 113g. This means the iPhone SE is slimmer and smaller than the iPhone 5C and the same size as the iPhone 5S.
Both numbers are important to your heart health. A normal blood pressure reading will clock in below 120/80. To put it another way, your systolic will be below 120 and your diastolic will be below 80. (Low blood pressure, called hypotension, occurs when your reading measures lower than 90/60.
Hypotension is the medical term for low blood pressure (less than 90/60). A blood pressure reading appears as two numbers.The first and higher of the two is a measure of systolic pressure, or the pressure in the arteries when the heart beats and fills them with blood.The second number measures diastolic pressure, or the pressure in the arteries when the heart rests between beats. blood pressure reading appears as two numbers. The first and higher of the two is a measure of systolic pressure, or the pressure in the arteries when the heart beats and fills them with blood. The second number measures diastolic pressure, or the pressure in the arteries when the heart rests between beats.