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Infertility & Reproduction Health Center

Male Infertility Directory

Up to half of all cases of infertility involve the male partner. Tests to determine causes of male infertility include semen analysis that evaluates sperm count, the quality of sperm, and sperm movement. Other reasons for male infertility range from physical problems that prevent sperm being ejaculated normally in semen, sexually transmitted diseases or other infections, autoimmune problems, and the use of alcohol and drugs. Follow the links below to find WebMD's comprehensive coverage about male infertility, its causes, diagnosis, treatment, and much more.

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Thumbnail: Age Raises Infertility Risk in Men, Too

Risks associated with men's biological clocks may be similar to women's.

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