Healthy retirement
Learning Center
Blocked tear duct
Watery, irritated eyes may occur when your tears can't drain normally. Learn about this common eye condition that affects newborns and sometimes, adults.
Bladder outlet obstruction: Causes in men?
Find out more about the causes of male bladder outlet obstruction and possible next steps.
Bladder infection in men
Although women are more likely to get bladder infections, men can get them, too. Learn about signs and symptoms and what could put you at risk.
Bladder exstrophy
This rare birth defect occurs when the bladder develops outside the fetus during pregnancy. The condition can be repaired with surgery.
Birthmarks
Learn to identify types of birthmarks by how the skin looks. Examples include café au lait spot, congenital nevus, port-wine stain and hemangioma.
Birthmarks
Learn to identify types of birthmarks by how the skin looks. Examples include café au lait spot, congenital nevus, port-wine stain and hemangioma.
Birthmarks
Learn to identify types of birthmarks by how the skin looks. Examples include café au lait spot, congenital nevus, port-wine stain and hemangioma.
Bicuspid aortic valve
This condition, present at birth, affects the valve between the lower left heart chamber and the body's main artery. Know the symptoms and treatment.
Bent penis
Learn what can cause a curved erection and when you may need to see a health care provider.
Benign prostatic hyperplasia (BPH)
This common problem, also known as an enlarged prostate, can be treated.
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