Atrial fibrillation (A-fib) is a heart rhythm disorder that can cause blood clots in the heart because it is an irregular and frequently highly rapid heartbeat. A-fib raises the danger of heart problems such heart failure and stroke.
"Heart failure" is characterised by a rapid, erratic heartbeat.
Heart failure is the condition in which the heart is unable to sufficiently pump blood through the body to treat its problems. Breathlessness, extreme fatigue, and leg edoema are common symptoms and adverse effects.
A number of scientific experiments have demonstrated that as physical stress increases, calcium release also increases, boosting cardiac contractions to help the heart pump more forcefully against rising blood pressure.
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