In-depth

Angina

Angina is a common type of chest pain caused by coronary artery disease. Unstable angina can be a warning sign of a heart attack.

Bradycardia

Bradycardia, a slower than normal heart rate, can cause the heart to pump too little oxygen-rich blood to the body.

Chest pain

Chest pain can be frightening, but it doesn't always indicate a heart attack.

Congenital heart disease in adults

Even if your congenital heart disease was treated during childhood, be sure to take care of your condition as an adult.

Dilated cardiomyopathy

Dilated cardiomyopathy is a disease of the heart in which the heart's main pumping chamber becomes enlarged and doesn't pump blood efficiently.

Enlarged heart

Enlarged heart is often a sign of a serious heart condition. Find out causes and treatments for enlarged heart.

Heart arrhythmias

A heart arrhythmia is an abnormal heart rhythm. Arrhythmias can be a byproduct of damage to the heart from disease or age.

Heart attack

A heart attack is an injury to heart muscle caused by reduced blood supply. Heart attack symptoms and treatments are discussed here.

Heart disease

Heart disease, usually thought of as blockages in the arteries that can cause a heart attack, can describe any medical condition affecting your heart.

Heart failure

Heart failure means your heart can't efficiently pump blood throughout your body. Medications, and sometimes devices or surgery, can help you manage this condition.

Low blood pressure (hypotension)

Low blood pressure (hypotension) can be a sign of good health or of a life-threatening condition. Find out more about hypotension's causes and treatment options.

Mitral valve prolapse

Mitral valve prolapse occurs when the valve separating two of your heart's chambers malfunctions. The disorder usually isn't serious and often doesn't require surgical treatment.

Mitral valve regurgitation

Mitral valve regurgitation occurs when blood flows backward in your heart because the mitral valve closes improperly.

Orthostatic hypotension (postural hypotension)

Orthostatic hypotension (postural hypotension) is a form of low blood pressure that occurs when you stand up.

Pectus excavatum

Pectus excavatum — Comprehensive overview covers symptoms, complications of this deformity of the chest.

Premature ventricular contractions

Premature ventricular contractions are extra, abnormal heartbeats that can cause flip-flops or fluttering in your chest. Find out more about this abnormal heart rhythm.

Pulmonary fibrosis

Pulmonary fibrosis results from scar tissue that forms in your lungs. This affects your ability to breathe and obtain enough oxygen.

Vasovagal syncope

Vasovagal syncope (fainting) is a sudden and brief loss of consciousness that occurs when the blood flow to your brain is markedly reduced.

Dec. 09, 2011