Narrow or Low Pulse Pressure A narrow or low pulse pressure is substantially lower than 40 mm Hg, although, as with elevated pulse pressures, no formal definition has been established. A narrow or ...

While pulse pressure varies from one person to another, having a pulse pressure that is too wide or too narrow can increase your risk of heart disease, heart attack, and stroke. If your blood ...

Your pulse, also known as heart rate ... This causes blood vessels to become narrow, which raises blood pressure. Cushing's reflex also activates special receptors in the neck blood vessels ...