A 45-year-old member asked:
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Fresh sperm is strong for fertilization or old sperm?

1 doctor answer
Dr. George Klauber
Specializes in Pediatric Urology
Fresh sperm best: For fertilization. Old sperm tend to be lessmotile ; thus lesslikely to reach the fallopian tube or penetrate membrane aound egg.
Answered on Nov 4, 2013

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