Depends: some sperm stay viable few 2-3 days after sex, though the numbers drop off dramatically. If your concern is paternity though, do the proper paternity testing that should be done if any doubt.
Answered 8/31/2015
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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