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What is normal blood pressure?Here's what doctors consider a "normal," elevated or high blood pressure, and how to measure your BP at home.
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Beating 'hearts on a chip' will travel to space on SpaceX's Dragon cargo ship tonightTissue-based models of the human heart are being sent to the International Space Station.
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Artificial sweetener may increase risk of heart attack and stroke, study findsErythritol, a sugar substitute, may be linked to an elevated risk of heart attack and stroke in at-risk adults.
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Stroke: Symptoms, tests and treatmentStroke is the second leading cause of disability and death worldwide, and occurs when the flow of blood to the brain is disrupted.
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Atrial fibrillation and arrhythmia: Causes, symptoms and treatmentAtrial fibrillation is a heart condition that causes an irregular heart rate. Sometimes, there can be no symptoms.
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9 heart disease risk factors, according to expertsIt's the leading cause of death in the United States, but what are the top heart disease risk factors?
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Heart disease: Types, prevention and treatmentsHeart disease is the leading cause of death in the United States, and encompasses a range of conditions. But are there ways to avoid it?
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Why are heart attacks more common in winter? A cardiologist explainsColder weather can trigger a number of physiological changes that may increase the risk of a cardiac event.
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What is normal blood sugar?Blood sugar, or glucose, is the main source of fuel for our body - keeping it in check is essential to our health.
