Cardiac arrest or heart failure is a sudden loss of blood flow resulting from the failure of the heart to effectively pump. Heart Failure is also referred as Congestive heart failure (CHF). Narrowed arteries in heart or hypertension, weakens the heart or makes it stiff to fill and pump efficiently which leads to heart failure

The symptoms include:

Shortness of breath

Excessive tiredness

Chest pain

Angina

Heart failure treatments can improve the signs and symptoms of heart failure and help you live longer.

2.1 High-Output Heart Failure

2.2 Right-Side Heart Failure

2.3 Diastolic Heart Failure

2.4 Systolic Heart Failure

Cardiology Associations: USA: The American Society for Preventive Cardiology; American Society of Nuclear Cardiology; American Heart Association; ACC; American Stroke Association; Society for Cardiovascular Angiography and Interventions; Arizona Society of Echocardiography; Brazilian Society of Cardiology

Europe: European Society of Cardiology; British Cardiovascular Society; World Heart Federation; British Association for Cardiovascular Prevention and Rehabilitation;  World Heart Failure Society

Asia Pacific: Asian Pacific Society of Cardiology; Cardiac Society of Australia & New Zealand; Russian Society of Cardiology; The Japanese Heart Failure Society; Japanese Society of Echocardiography