Donald J. Trump, demonstrating his tweeting skills in his office at Trump Tower in New York, has harnessed Twitter as a tool of political promotion, score-settling and attack. Credit Josh Haner/The New York Times
However, the average sperm will live just 3-4 days even after making it to the fallopian tubes. Only the heartiest of sperm will get a chance at fertilizing the egg. While a spermâs lifespan lasts several days, a womanâs egg is only viable for one day after it is released.
Sperm are more variable -- they can live up to 5 days, maybe a little longer, if cervical [fluid] is present in the female tract, and if conditions are otherwise healthy. If there's no cervical [fluid], they can die off within a few hours after ejaculation.