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Low sperm count
Having a low sperm count can make conceiving a child difficult, but not necessarily impossible. Learn about possible causes and treatment.
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.
Orchitis
This inflammation of one or both testicles can cause pain and infertility. It's usually caused by a bacterial infection or the mumps virus.
Group B strep disease
This common bacterium, usually harmless in healthy adults, can cause serious illness in newborns and adults with certain chronic conditions, such as diabetes.
Delayed ejaculation
Learn what can cause delayed or absent ejaculation and how it can be treated.
Metachromatic leukodystrophy
This rare genetic disorder causes fatty substances (sulfatides) to build up in your brain and nervous system, causing progressive loss of nerve function.
Epididymitis
This inflammation of the coiled tube at the back of the testicle that stores and carries sperm is usually caused by a bacterial infection.
Cerebral palsy
Learn about this group of conditions that affect movement. It's caused by damage to the developing brain, usually before birth.
Conjoined twins
If an early embryo only partially separates and two babies develop, they remain physically connected — most often at the chest, abdomen or pelvis.
Chiari malformation
Learn about this brain condition in which brain tissue extends into the spinal canal.
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