Heart and circulation

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Coronary heart disease is due to fatty deposits building up on the walls of the arteries to the heart. It causes angina, which is chest pain. In the UK, more people die from...
Supraventricular tachycardia (SVT) is when your heart beats too fast, usually at a rate of about 130 to 250 beats per minute. SVT is a type of arrhythmia (abnormal heart rhythm)....