<unk>  <unk>  occurs when one of your heart's<unk> s doesn't work properly.<unk>  is one of the more common heart<unk>  conditions. Most often, it's a lifelong condition that a person is born with. Most people with<unk>  have no symptoms or problems, need no treatment, and are able to lead normal, active lives.
Mitral valve prolapse
Mitral regurgitation
Aortic regurgitation
Mitral stenosis
Tricuspid regurgitation
Tricuspid prolapse
Mitral valve sclerosis
Pulmonary valve stenosis