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Male hypogonadism
This condition affects the ability of men's bodies to produce enough testosterone or enough sperm or both.
Male infertility
Male infertility often plays a role when couples have trouble conceiving. Find out what causes male infertility and available options for treatment.
Microcephaly
Learn more about microcephaly, when an infant's head is smaller than expected. The condition affects child development.
Molluscum contagiosum
Learn how to prevent and treat this common skin infection that affects people of all ages.
Nasopharyngeal carcinoma
Nasopharyngeal carcinoma is cancer that occurs in the nasopharynx, which is located behind your nose and above the back of your throat.
Obstructive sleep apnea
Learn the signs that point to this common and potentially serious sleep disorder. And find out the treatments that can help you sleep better.
Oral thrush
Oral thrush is a fungal infection caused by the overgrowth of Candida albicans, which causes creamy white lesions on the tongue and lining of your mouth.
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.
Paraneoplastic syndromes of the nervous system
This group of conditions affects people who have cancer and occurs when parts of the immune system attack parts of the nervous system.
Peritonitis
Learn about the causes, symptoms and treatment of peritonitis.
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