Heart patients using herbal remedies may be at heightened risk of dangerous drug interactions

But many of today's popular herbal supplements, including St. John's wort, gingko biloba, garlic and even grapefruit juice can pose serious risks to people who are taking medications for heart disease, according to a review article.

Moderate fish consumption may lower risk in patients with a history of heart failure

balanced diet has long been associated with the prevention of heart disease, and scientists now believe that it can help preserve heart function in patients who have experienced heart failure. A new study reports that moderate fish consumption

Heart cells on lab chip display 'nanosense' that guides behavior

Biomedical engineers have produced a laboratory chip with nanoscopic grooves and ridges capable of growing cardiac tissue that more closely resembles natural heart muscle.