Ray J said his heart is only functioning at 25% after his Vegas hospital stay, but he also announced 25 new dating shows. Ray J walked out of a Las Vegas hospital this week with his heart barely ...

Ray J says years of heavy drug and alcohol use have left his heart functioning at only 25 percent, with doctors warning his condition is life-threatening. The artist says his family is stepping in as ...

Your heart might be functioning as if it’s decades older than your chronological age, particularly if you carry excess weight or live with chronic health conditions. The concept of “functional heart ...

University of California San Diego-led team has discovered that restoring a key cardiac protein called connexin‑43 in a mouse ...

Accurately measuring electrical signals and calcium levels in the heart can lead to earlier treatment of potentially fatal conditions, such as heart attack or congestive heart failure. Calcium plays ...

Heart failure sounds alarming—and rightfully so. Yet approximately 6.5 million Americans currently live with this condition, many with the specific variant called systolic heart failure, and a ...

Two new studies point in opposite directions. A large new study conducted in Spain and Italy found that beta blockers, drugs often used to slow the heart rate and lower blood pressure, did not provide ...