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  2. Sperm motility - Wikipedia

    en.wikipedia.org/wiki/Sperm_motility

    Sperm motility describes the ability of sperm to move properly through the female reproductive tract (internal fertilization) or through water (external fertilization) to reach the egg. Sperm motility can also be thought of as the quality , which is a factor in successful conception ; sperm that do not "swim" properly will not reach the egg in ...

  3. Male infertility - Wikipedia

    en.wikipedia.org/wiki/Male_infertility

    ASA production are directed against surface antigens on sperm, which can interfere with sperm motility and transport through the female reproductive tract, inhibiting capacitation and acrosome reaction, impaired fertilization, influence on the implantation process, and impaired growth and development of the embryo.

  4. Infertility - Wikipedia

    en.wikipedia.org/wiki/Infertility

    In both men and women, ASA production are directed against surface antigens on sperm, which can interfere with sperm motility and transport through the female reproductive tract, inhibiting capacitation and acrosome reaction, impaired fertilization, influence on the implantation process, and impaired growth and development of the embryo. The ...

  5. Men share their experiences with male infertility: 'I was in ...

    www.aol.com/lifestyle/men-share-experiences-male...

    For some men, a low sperm count is to blame, while sperm shape and motility (how they move through the reproductive tract to reach and fertilize an egg) are other factors; oftentimes it's a ...

  6. Female infertility - Wikipedia

    en.wikipedia.org/wiki/Female_infertility

    ASA production are directed against surface antigens on sperm, which can interfere with sperm motility and transport through the female reproductive tract, inhibiting capacitation and acrosome reaction, impaired fertilization, influence on the implantation process, and impaired growth and development of the embryo. Factors contributing to the ...

  7. Semen quality - Wikipedia

    en.wikipedia.org/wiki/Semen_quality

    A semen analysis typically measures the number of sperm per millilitre of ejaculate, and analyzes the morphology (shape) and motility (ability to swim forward) of the sperm (the typical ejaculate of a healthy, physically mature young adult male of reproductive age with no fertility-related problems usually contains 300–500 million spermatozoa ...

  8. The global ‘spermpocalypse’ proves infertility is no longer ...

    www.aol.com/finance/global-spermpocalypse-proves...

    Across the globe, male sperm count is on the decline—a decades-long drop that has been alternately blamed on pesticides, heavy metals, obesity, and potentially microplastics.More worrying, the ...

  9. Fertility - Wikipedia

    en.wikipedia.org/wiki/Fertility

    Men are fertile continuously, but their sperm quality is affected by their health, frequency of ejaculation, and environmental factors. [25] Fertility declines with age in both sexes. For women, the decline begins around the age of 32, and becomes precipitous at age 37. For men, potency and sperm quality begins to decline around the age of 40.

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