Most types are long-lasting. At first, symptoms can be hard to spot and may not disturb your daily life. But left alone and ignored, they get worse.
If your heart starts to fail, you might be short of breath or feel tired. Keep an eye out for swelling in your belly, ankles, feet, or legs. In many cases, long-term treatment can help keep things under control. You can fight heart failure with medication, lifestyle changes, surgery, or a transplant.