Fitness basics
Learning Center
Toe walking in children
Walking on toes or the balls of the feet is fairly common in children who are learning to walk. Most children outgrow it.
Premature ejaculation
Understand what may cause ejaculation to happen earlier than wanted during sex. Also learn how to treat and prevent it.
Erectile dysfunction
Understand what can cause the inability to get and keep an erection firm enough for sex and the possible treatment options.
Fetal alcohol syndrome
This condition results from alcohol exposure before birth. The exposure causes lifelong problems with behavior, learning, thinking and physical development.
Delayed ejaculation
Learn what can cause delayed or absent ejaculation and how it can be treated.
Male infertility
Male infertility often plays a role when couples have trouble conceiving. Find out what causes male infertility and available options for treatment.
Stage 4 prostate cancer
Find out about diagnosis and treatment of this cancer that has spread to the lymph nodes or other parts of the body.
Post-vasectomy pain syndrome
Learn about post-vasectomy pain syndrome (PVPS) — How it happens after a vasectomy, tests to diagnose it and treatment options.
Chronic pelvic pain
Ongoing pain in the pelvis can be a symptom of another disease or a condition in its own right. Learn how it's diagnosed and treated.
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.
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