What is heart failure?

Heart failure happens when the heart muscles become too weak or stiff to function properly. It doesn’t mean that your heart has stopped working—it means your heart muscle is not pumping blood as well as it should.

Learn about the causes and symptoms of this common condition and how it can be managed.

Why people with diabetes may need to take extra precautions during certain types of exercise.

An overview of cholesterol, including the different types of cholesterol and treatment for high cholesterol.

There are steps you can take to lower your risk.

The relationship between sleep and heart health may be a two-way street. Here’s what you need to know to improve both.