The world's best-selling drug is no more effective than similar drugs and in some cases has worse side effects, according to a study of the cardiovascular treatment drug Lipitor.

The results come from a survey of previous studies worldwide, rather than new clinical tests on patients. It was released Saturday by Institut fuer Qualitaet und Wirtschaftslichkeit im Gesundheitswesen

A Study suggests women are nearly twice as likely as men to die from complications of heart bypass surgery.

In a review of records for 15,440 patients who had undergone coronary artery bypass grafting (CABG), researchers found that 4.24-percent of women died during or immediately after surgery, versus 2.23-percent of men, a statistically significant difference

A new study shows that men who take Viagra to overcome erectile dysfunction are not at greater risk of having a heart attack in the short-term.

The finding is "consistent with the growing body of evidence" demonstrating the cardiovascular safety of Viagra, Dr. Murray A. Mittleman from Harvard Medical School in Boston and colleagues note in the American Journal of Cardiology

Researchers report that dark chocolate may help lower blood pressure.

The study shows compounds found in chocolate, called flavonoids, can help blood vessels work more smoothly, with the possibility of reducing heart disease

The Food and Drug Administration on Thursday approved a drug, 'BiDil' for the treatment of heart failure in African Americans.

According to The Associated Press report, the FDA defended their stance by calling it a step toward "the promise of personalized medicine