Images of the players’ hearts showed signs of inflammation consistent with myocarditis, a rare but potentially fatal condition.

A growth factor treatment helps improve cardiac functioning after heart attack in pigs.

Scientists show the approach can kill cells that cause hardening of heart tissue in mice.

Patients in a study of catheter ablation who showed signs of more injury to nerve cells and glia in the heart had fewer symptoms after the treatment.

A trial to test whether so-called c-kit cardiac stem cells, first reported by Piero Anversa, could help patients with chronic heart failure has been halted in light of suspicion surrounding his work.

Harvard and Brigham and Women’s Hospital disavow the work by former faculty member Piero Anversa.

Among 11 infants treated to date, most survived and their heart function improved.

The move by Baylor St. Luke’s Medical Center follows an investigative news report detailing surgical errors and poor research practices.

Scientists correct a mutation in fertilized eggs that causes a severe cardiac disease.