Tikosyn (dofetilide) is a brand-name oral capsule that’s prescribed for atrial fibrillation and atrial flutter in adults. As with other drugs, Tikosyn can cause side effects, such as headache, ...

Short for atrial fibrillation, A-fib is a quivering or irregular heartbeat that is a worrisome stage-setter for blood clots, ...

Obese patients with atrial fibrillation who lost at least 10 percent of their body weight were six times more likely to achieve long-term freedom from this common heart rhythm disorder compared to ...

A new study has found that some older adults with a common heart rhythm problem may face a higher risk of serious bleeding ...

Now, in a study in zebrafish and human heart muscle cells, researchers show that a tiny deletion in the A-band of titin — the loss of just nine amino acids out of more than 27,000 to 35,000 amino ...

BACKGROUND: Premature atrial contractions (PACs) are independently associated with atrial fibrillation, stroke, and heart ...