Second trimester
Learning Center
Hydrocele
Find out more about the symptoms, causes and treatments for this swelling in the scrotum.
Hypospadias
Hypospadias is a birth defect in which the opening of the urethra is located on the underside of the penis instead of the tip. Learn about treatment.
Intervention: Help a loved one overcome addiction
Make a plan to help a loved one break free from an addiction to alcohol, drugs, food or gambling before it destroys them.
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
Kawasaki disease
Learn more about this condition that primarily affects young children and causes inflammation in the walls of the arteries throughout the body.
Kegel exercises for men: Understand the benefits
Men benefit from Kegel exercises too. Follow these tips to strengthen your pelvic floor muscles.
Klinefelter syndrome
This genetic disorder occurs when a male is born with an extra copy of the X chromosome and may result in low testosterone production and infertility.
Loss of sex drive in men: Natural with aging?
Age-related loss of sex drive is normal, but sometimes an underlying condition is at play.
Low sperm count
Having a low sperm count can make conceiving a child difficult, but not necessarily impossible. Learn about possible causes and treatment.
Male breast cancer
Breast cancer can affect anyone. Learn about the signs and symptoms of this cancer. Treatment most often involves surgery.
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