In-depth

Risk factors

Birth control pill FAQ

Get answers to frequently asked questions about birth control pills.

Symptoms

Heart palpitations

Heart palpitations are skipped, fluttering or racing heartbeats that aren't usually a symptom of a serious heart problem. Discover the causes and symptoms of this condition.

Nausea and vomiting

Shortness of breath

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

Tachycardia

Tachycardia, a rapid heart rate, is caused by an abnormality in your heart's electrical impulses. Tachycardia can cause serious complications, including sudden cardiac arrest.

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.

CT coronary angiogram

CT scan

X-ray

Treatments and drugs

Angioplasty

Coronary angioplasty and stents can reopen clogged heart arteries if buildup of plaques is causing chest pain, shortness of breath or a heart attack.

Cardiac rehabilitation

Choosing blood pressure medications

Choosing the right high blood pressure medication can be tricky. Find out when the various drug options are appropriate.

Coronary bypass surgery

Coronary bypass surgery is a procedure to treat blockage of blood to the heart muscle.

Oct. 09, 2014