DNA from the heart's own cells plays a role in heart failure by mistakenly activating the body's immune system.

Bacteria such as Staphylococcus aureus, the ‘superbug’ behind MRSA, can be a major problem for patients who have a medical implant, such as a replacement heart valve or pacemaker.

Stem cells are proving themselves beneficial once again after scientists used the controversial building blocks to resurrect dead, scarred heart muscle damaged by recent heart attack.

A new study has found that the link between fried foods and heart disease is not true when it comes to using olive or sunflower oil for frying.

A magnetic resonance imaging (MRI) scan for coronary heart disease is better than the most commonly-used alternative, a major UK trial of heart disease patients has shown.