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A 18-year-old female asked:

How many days does it take for the sperm to fertilize the egg?

1 doctor answer1 doctor weighed in
Dr. Robert Killian
General Practice 29 years experience
Ovulation: Sperm fertilize the egg instantly when it is ovulated from the ovary. Your question's answer all depends upon when you ovulate in relation to when sperm were deposited into the vagina. Sperm can live for up to five days but must be at the ovary when ovulation occurs.

Similar questions

A female asked:

Is conception the actual day you conceived or the day the sperms met the egg? How many days can conception be off by?

1 doctor answer1 doctor weighed in
Dr. Craig Smith
Urology 36 years experience
Penetration of egg: The sperm has to penetrate the egg or order to begin the potential conception. The sperm have viability of about 1 hour in the vagina and up to 3-4 days once penetrating through the cervix.
Denton, TX
A 19-year-old female asked:

How long does it take for a sperm to fertilize?

1 doctor answer2 doctors weighed in
Dr. Natalie Sieb
Family Medicine 15 years experience
Up to several days : Once ejaculated during intercourse, sperm can live up to 5 days in the female's body. Also note that it can take up to 5 days for the sperm to reach the egg. So anywhere from 1-5 days is the best answer.
Last updated Oct 4, 2018
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