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Congenital heart disease is one or more problems with the heart's structure that you're born with. Congenital heart disease, also called congenital heart defect, can change the way blood flows through...

Heart rhythm problems, or heart arrhythmias, occur when the electrical impulses that coordinate your heartbeats don't work properly, causing your heart to beat too fast, too slow or irregularly. Hear...

Peripheral artery disease, also called peripheral arterial disease, is a common circulatory problem where narrowed arteries reduce blood flow to your limbs. When you develop peripheral artery disease...

Aortic valve disease is a condition where the valve between the main pumping chamber of your heart and the main artery to your body, the aorta, doesn't work properly. Aortic valve disease may be a con...

In heart valve disease, also known as valvular heart disease, one or more of the valves in your heart doesn't work properly. Your heart has four valves that keep blood flowing in the correct directio...

Mayo Clinic Health System is your resource for Department of Transportation (DOT) exams. Since 2014, the Federal Motor Carrier Safety Administration (FMCSA) requires certification for those who p...

The main purpose of female breasts is to produce milk and nourishment for newborns. Breastfeeding can present many issues and concerns for moms, including pain, engorgement, pumping,&nb...

A breast lump can be described as a mass, growth, swelling, thickness or fullness. A breast lump can vary in the way it looks and feels. If you have a breast lump, you may notice: A dis...

Early detection of breast lumps is important. Conducting regular breast self-exams is a good way to get to know your breasts so that you can identify if your breasts change. If you notice n...

If you're concerned about developing breast cancer, you might be wondering if there are steps you can take to help prevent breast cancer. Some risk factors, such as family history, can't be changed. H...