The heart normally beats at a rate of about 60 to 100 beats per minute at rest. A rate faster than 100 beats a minute in an adult is called tachycardia. Most people experience transient rapid heartbeats, called sinus tachycardia, as a normal response to excitement,
The two main types of tachycardia are abnormal supraventricular tachycardias (which originate in the upper...
Understanding what causes low blood pressure is important knowledge that all adults should have. There are several different causes for low... Read more »
Over the last few weeks we’ve been focusing on high blood pressure and the difficulties this can cause. But, having low blood pressure,... Read more »
A new study published in the January 2010 Archives of Internal Medicine journal compared two diets and evaluated the effects on blood... Read more »
Source: ADAM Encyclopedia
Wide-complex tachycardia; V tach; Tachycardia - ventricularSymptomsIf the heart rate during a ventricular tachycardia episode is very fast or lasts... Read more »
Source: ADAM Encyclopedia
Chest tightness Lightheadedness Fainting Sensation of feeling the heart beat (palpitations) Shortness... Read more »
Source: ADAM Encyclopedia
Low blood pressure is an abnormal conditionin whicha person's blood pressure (the pressure of the blood against the walls of the blood vessels during... Read more »
Source: HealthCentral Encyclopedia
Hypotension is the medical term for low blood pressure, generally considered to be a systolic blood pressure of 90 mm Hg or less in an adult.However,... Read more »
Let’s first take a look at what drives your blood pressure.Unlike a river, which flows continuously downstream, blood flow is pulsatile, with ebb... Read more »