An inflammatory disease inflicting the heart muscle.

It can be a reaction to viral or other infection, exposure to some substances or an inflammatory process called “auto-immune”, in which different mechanisms can induce an inflammatory process without involvement of infectious agents.

The disease can have different manifestations in different individuals. It can vary from complete lack of symptoms, through mild flu-like symptoms accompanied by chest pain and shortness of breath and up to heart failure or a lethal rhythm disorder.