See below: When a male cannot produce enough sperm or poor 'quality' sperm, which , by definition, means they cannot get there partner pregnant.
Answered 10/14/2016
5.4k views
1 year, sperm: Infertility is defined as the inability to conceive after one year. Male infertility is when the infertility is determined to be caused by problems with the male partner.
Answered 9/5/2016
5.4k views
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