Scientists have uncovered new evidence showing how type 2 diabetes directly reshapes the human heart, altering both its energy production and physical structure.

Though an estimated 60 million people around the world have atrial fibrillation, or A-fib, a type of irregular and often fast heartbeat, it's been at least 30 years since any new treatments have been ...

Atrial fibrillation, the dangerous heart rhythm disorder commonly referred to as A-fib, affects more than 10 million U.S. adults. Even with so many people affected, doctors have been stuck with the ...

Credit: Getty Images A discussion of the history and future of artificial heart technology with Dr Francisco Arabia and Dr Jack Renfrew’s experience with an artificial heart transplant. In May 2025, ...