Quit-smoking basics
Learning Center
Bruxism (teeth grinding)
Bruxism is a condition in which you grind, gnash or clench your teeth unconsciously when you're awake or while you're sleeping.
Latex allergy
This allergy is a reaction to proteins in natural rubber latex — found in medical gloves, balloons and more. Find out how to avoid many common triggers.
Post-vasectomy pain syndrome
Learn about post-vasectomy pain syndrome (PVPS) — How it happens after a vasectomy, tests to diagnose it and treatment options.
Rosacea
Learn about the symptoms, skin care tips and medicines for this common skin condition of the face that causes flushing and spider veins.
Enlarged breasts in men (gynecomastia)
Learn how an imbalance of the hormones estrogen and testosterone can cause breast tissue swelling in boys or men.
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 infertility
Male infertility often plays a role when couples have trouble conceiving. Find out what causes male infertility and available options for treatment.
Testicular cancer
Learn about cancer that starts in the testicles. Treatments include surgery, chemotherapy and radiation therapy.
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.
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.
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