Bradycardia

Bradycardia is a slower than normal heart rate. The heart usually beats between 60 and 100 times a minute in an adult at rest. If you ...

Tachycardia

Tachycardia is a faster than normal heart rate at rest. A healthy adult heart normally beats 60 to 100 times a minute when a person is ...

Edema

Edema is swelling caused by excess fluid trapped in your body’s tissues. Although edema can affect any part of your body, ...

What is an Arrhythmia?

An arrhythmia is an abnormal heart rhythm. It may feel like fluttering or a brief pause. It may be so brief that it doesn’t change your ...

What is Atrial Fibrillation?

Normally, your heart contracts and relaxes to a regular beat. Certain cells in your heart make electric signals that cause the heart to ...

What is Angina?

Angina is chest pain or discomfort that occurs when your heart doesn’t get as much blood and oxygen as it needs. In angina, the need ...

Heart Attack Symptoms

Chest discomfort or pain This discomfort or pain can feel like a tight ache, pressure, fullness or squeezing in your chest lasting more ...

What Are the Warning Signs of Heart Attack?

Heart and blood vessel disease is our nation’s No. 1 killer. About half of the deaths from heart and blood vessel disease are from ...

Congestive Heart Failure Basics

Heart failure, sometimes known as congestive heart failure (CHF), occurs when your heart muscle doesn’t pump blood as well as it ...

Heart Disease Basics

Heart disease is a broad term used to describe a range of diseases that affect your heart. The various diseases that fall under the ...
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