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99% Effective: First Hormone-Free Male Birth Control Pill Enters Human Trials (scitechdaily.com)

submitted 5 days ago by Espiritdescali to c/futurology

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[–] jmcs@discuss.tchncs.de 13 points 5 days ago

Contraceptive effectiveness is usually not measured by number of times sex happened, it's measured by comparing how many pregnancies happen in comparison with the normally expected in a given time period.

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