In-depth

Causes

Chagas disease

Heart arrhythmias

Definition

Broken heart: Can grief damage your heart?

Symptoms

Fatigue

Shortness of breath

Shortness of breath can be frightening. Most of the time, a heart or lung condition is the cause.

Tests and diagnosis

Cardiac catheterization

Cardiac catheterization is used as a test for some heart conditions and as a procedure to treat some types of heart disease. Find out more.

Chest X-rays

Echocardiogram

Electrocardiogram

Needle biopsy

Treatments and drugs

Heart transplant

Implantable cardioverter-defibrillator

Pacemaker

A pacemaker can correct a heartbeat that's too slow. Find out the risks, results and recovery time of the procedure to implant a pacemaker.

Ventricular assist devices

Having a ventricular assist device (VAD) can help you survive while waiting for a heart transplant, or can serve as a long-term treatment for heart failure. Find out more.

March 17, 2015