Wednesday, September 15, 2004

Conservationists take note

Sperm levels drop with frequent ejaculation
As noted, sperm levels fell as weekly ejaculatory frequency increased. Compared with one ejaculation, sperm level fell 29 percent with two ejaculations and by 41 percent with three ejaculations. In contrast, ejaculatory frequency seemed to have no effect on sperm movement or shape.
and apparently
The findings also suggest that "at least three semen samples should be recommended to estimate an individual's semen profile," they add.

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