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2. Electrocardiography - Wikipedia

   en.wikipedia.org/wiki/Electrocardiography

   In a normal heart, the heart rate is the rate at which the sinoatrial node depolarizes since it is the source of depolarization of the heart. Heart rate, like other vital signs such as blood pressure and respiratory rate, change with age. In adults, a normal heart rate is between 60 and 100 bpm (normocardic), whereas it is higher in children. [56]

3. What’s the Difference Between a Normal and Dangerous Heart Rate?

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   Normal heart rate varies based on a person’s age, fitness and activity levels, temperature, caffeine, stress, and other risk factors (such as blood pressure, chronic diabetes, obesity, etc ...

4. ST depression - Wikipedia

   en.wikipedia.org/wiki/ST_depression

   A mnemonic can be used for some causes of ST depression, namely DEPRESSED ST: [citation needed]. D - Drooping valve (mitral valve prolapse) E - Enlargement of the left ventricle P - Potassium loss R - Reciprocal ST depression (e.g. inferior wall MI) E - Encephalon hemorrhage S - Subendocardial infarct S - Subendocardial ischemia E - Embolism (pulmonary) D - Dilated cardiomyopathy S - Shock T ...

5. Cardiology diagnostic tests and procedures - Wikipedia

   en.wikipedia.org/wiki/Cardiology_diagnostic...

   A variety of blood tests are available for analyzing cholesterol transport behavior, HDL, LDL, triglycerides, lipoprotein little a, homocysteine, C-reactive protein, blood sugar control: fasting, after eating or averages using glycated albumen or hemoglobin, myoglobin, creatine kinase, troponin, brain-type natriuretic peptide, etc. to assess the evolution of coronary artery disease and ...

6. Your resting heart rate can tell you a lot about your health ...

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   Those are times to seek out help because it may not be a reflection of your resting heart rate, but an abnormal heart rhythm that should get evaluated.” Having a pulse over 100 bpm is called ...

7. These Are the 2 Biggest Signs of Heart Valve Damage ... - AOL

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   With all this in mind, heart valves are important because they keep blood flowing in the right direction and ensure oxygen and nutrients reach all the body’s organs. There are a few ways a heart ...

8. Ventricular fibrillation - Wikipedia

   en.wikipedia.org/wiki/Ventricular_fibrillation

   Ventricular fibrillation (V-fib or VF) is an abnormal heart rhythm in which the ventricles of the heart quiver. [2] It is due to disorganized electrical activity. [2] Ventricular fibrillation results in cardiac arrest with loss of consciousness and no pulse. [1]

9. Clogged Arteries Can Play a Significant Role in Severe Heart ...

   www.aol.com/clogged-arteries-play-significant...

   The dizziness can come as a result of reduced blood flow, while the nausea is thought to be connected with the vagus nerve, which stimulates muscles in the heart as well as the digestive tract.