When you have atrial fibrillation, the two upper chambers of your heart (atria) don't beat in sync with the two lower chambers (ventricles). This makes your heart beat out of rhythm and sometimes very ...

I have found that some patients with depression seem to improve when calcium blockers are discontinued. Are there any data to support this? What would be your preference as a replacement for a calcium ...

What is the best approach for a patient with worsening renal insufficiency and intolerance of ACE inhibitors or angiotensin receptor blockers (ARBs)? —Ann Marchetta, MS, ARNP-C, FNP, Waupaca, Wis.