A gel injected into the scrotum could be the next male contraceptive::Biotech company Contraline has safely implanted a sperm-blocking hydrogel in 23 men. It’s designed to be a fully reversible vasectomy.

  • @[email protected]
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    11 year ago

    Under proper storage, sperm will last indefinitely. At least based on what sperm banks say

    • @Mojojojo1993
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      31 year ago

      Not according to the hospital where mine is stored.