Valvular atrial fibrillation (A-fib) involves a condition that leads to an irregular or abnormal heart rhythm. This can increase a person’s risk of cardiovascular complications, such as stroke.

Frequently a precursor to stroke or heart failure, a heart condition known as atrial fibrillation, goes undetected until it has progressed to an advanced stage. But atrial fibrillation, which is ...

Atrial fibrillation is the most common cardiac arrhythmia worldwide and prevalence is expected to continue rising at an exponential rate with an aging population and increasing rates of obesity and ...

US President Joe Biden has the heart condition atrial fibrillation. This increases his risk of having a stroke five-fold and doubles the risk of a heart attack or dementia. More than 37.5 million ...