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 ...
The research shows that these muscle-building drugs may raise the risk of a dangerous heart rhythm problem called atrial fibrillation. This finding is especially worrying for young men who use ...
BIRMINGHAM, Ala. – Millions of adults have atrial fibrillation — an irregular beating of the upper chambers of the heart that yields increased risk of heart failure, stroke and death. Many genetic ...